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Psych Midterm
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1A school district decides to compare a new math textbook with the textbook that has been used for the past few years. Each of the fourth graders in one school is randomly assigned to be in one of two classes, one in which a teacher continues using the old book and another in which a new teacher uses the new book. The school administrators compare the average scores of the two classes on a mathematics standardized test at the end of the year to determine which book is better.
Which of the following is a potential confound in this study?- AThere are different children in fourth grade this year than there were last year.
- BBoth classes have children who report that they do not like math.
- CThe standardized test is graded incorrectly.
- DThe teachers have different amounts of teaching experience.
2After two students from his school commit suicide, Marcelino thinks that the most likely cause of death in teenagers is suicide. What type of bias is affecting his thinking?
- Athe present/present bias
- Bconfirmatory hypothesis testing
- Ccherry-picking evidence
- Dthe availability heuristic
3As part of an assignment for his Introduction to Psychology class, Gilbert has to read a journal article, summarize it, and compare it to what is reported in his textbook. Gilbert selects the article "Effects of Severe Daily Events on Mood," Stone and Neale (1984). If Gilbert wanted to read about the study's contributions and significance, he should look at which section of the article?
- AIntroduction
- BMethod
- CResults
- DDiscussion
4Dr. Friedman suspects that women who work outside the home might be frustrated with the balance of responsibilities in their household. She devises a survey to give to married women employed outside the home that includes the question "Does your spouse bother to help you around the house?" What is the problem with Dr. Friedman's approach?
- AIt is an example of faulty thinking.
- BIt is an example of asking hypothesis-confirming questions.
- CIt reflects the present/present bias.
- DIt is cherry-picking the evidence.
5Hilda is studying the effects of a major natural disaster on people living nearby. She finds that many of the victims are depressed and show stress-related symptoms. Why can't Hilda conclude that the natural disaster caused the depression and stress-related symptoms?
- AShe doesn't have a comparison group.
- BShe doesn't have a theory.
- CShe hasn't done enough background research.
- DShe is relying on intuition.
6Research suggests that the time a student spends studying for an exam is positively related to the grade that student receives on the exam. However, last week, you took an exam without studying and got an A on the exam. What should you conclude about the relationship between study time and exam scores?
- AYou should ignore the research and base your conclusions on your own experience.
- BYou should conclude that the research findings were probably wrong.
- CAlthough your experience with one exam is an exception, the research findings explain a certain proportion of the many possible cases.
- DBecause your experience was different than the research, you should conclude that there is no relationship between study time and exam scores.
7The idea that things that easily come to mind tend to guide our thinking is known as which of the following?
- Arepresentativeness heuristic
- Bthe confirmation bias
- Cthe present/present bias
- Dthe availability heuristic
8Which of the following is NOT a reason why basing one's conclusions on research is superior to basing one's conclusions on personal experience?
- AExperience is confounded.
- BExperience has no comparison group.
- CResearch involves systematically and objectively comparing conditions.
- DResearch definitely proves theories.
9Which of the following is a reason to trust the advice of authorities?
- AAuthorities systematically and objectively compare different conditions.
- BAuthorities cherry-pick the evidence to support their own position.
- CAuthorities base their advice on their own experience and intuition.
- DThe research cited by authorities may be unreliable.
10Which of the following is the term used in psychology to describe a person who is an actor playing a specific role as part of an experiment?
- Aimposter
- Bconfederate
- Cstooge
- Daccomplice
11A recent headline read, "School Lunches Make Kids Fat." The article cited a study comparing children at two schools. The school with the lower obesity rate only had a few children who ate lunch provided by the school. The other school had a greater percentage of obese children and most of these children ate school lunches. No mention was made that many of the children who eat school lunches are low-income children who receive free lunches. Poverty is a major factor in obesity. Which validity is threatened by the potential confound, poverty?
- Aconstruct validity
- Bstatistical validity
- Cinternal validity
- Dexternal validity
12In most experiments, tradeoffs are made between validities because it is not possible to achieve all four at once. What is the most common tradeoff?
- AIncreased external validity results in decreased statistical validity.
- BIncreased internal validity results in decreased external validity.
- CIncreased statistical validity results in decreased internal validity.
- DIncreased construct validity results in decreased statistical validity.
13It has been reported that half of Americans show road rage. For this claim to have strong external validity, which of the following would have been the best sample for the researcher to have used?
- Aa random sample of people from a Los Angeles telephone book
- Ba cross-section of American drivers representing men and women; people from the city, suburbs, and farms; and people of all ages
- Cyoung men from ages 20 to 30 years; because they are the group most frequently charged with road rage, they should be the focus
- Dstudents from Intro to Psych courses who are earning extra credit
14Jenny reads the headline, "Tea Party Supporters Have Slipped To 20 Percent." She asks, "What is the margin of error of the estimate?" What validity is she interrogating?
- Aexternal validity
- Binternal validity
- Cconstruct validity
- Dstatistical validity
15Phuong is conducting an experiment on proofreading. All participants are asked to read a passage with several typos and correct the errors. However, one group proofreads by reading silently, a second group proofreads by reading aloud, and a third group proofreads by reading the passage silently backward. The researcher calculates the average number of errors found in each group and finds that both the reading silently and reading aloud groups found more errors than the reading silently backward group. What are the variables in this study?
- Areading forward and reading backward
- Btype of proofreading and number of errors found
- Creading silently, reading aloud, or reading silently backward
- Dthe reading skill of the participant
16Professor Nakum designs a memory experiment to test the effect of word familiarity on memory. Three lists of words are created: common words, uncommon words, and made-up words. Participants study one of the lists of 30 words for 5 minutes, do math problems for 5 minutes, then write all the words they recall from the list. Their score is the number of words correctly recalled. Which of the following is the dependent variable in this study?
- Athe length of the list studied
- Bthe number of words correctly recalled
- Cthe time spent studying the list
- Dthe type of word list
17Professor Nakum designs a memory experiment to test the effect of word familiarity on memory. Three lists of words are created: common words, uncommon words, and made-up words. Participants are randomly assigned to study one of the lists of 30 words for 5 minutes, do math problems for 5 minutes, then write all the words they recall from the list. Their score is the number of words correctly recalled. The use of random assignment of participants increases which of the following?
- Ainternal validity of the study
- Bexternal validity of the study
- Cthe strength of association of the study
- Dthe temporal precedence of the study
18Reading the news on the Internet, Johan comes across the headline, "When Stress is Increased, Men Rush Ahead, Women More Cautious." (This headline is based on a study conducted by Lighthall et al., 2011.) In this study, men and women were asked to perform a decision task as many times as possible in a set period, in either a stressed or unstressed condition. In the unstressed condition, men and women performed similarly. However, in the stressed condition, the number of decision tasks performed by men increased while the number performed by women decreased. Which of the following is a constant in this study?
- Anumber of decision tasks performed
- Bthe amount of stress
- Cthe amount of time to perform the decision task
- Dsex of the participants
19There is a negative association between exercise and obesity. Which of the following would a researcher need to demonstrate to make the claim that a lack of exercise causes obesity?
- Athe lack of exercise came before the obesity.
- BThe association between exercise and obesity generalizes to the whole population.
- CThere is a positive relationship between exercise and being thin.
- DThere are no obese people who exercise.
20What kind of a claim is the following headline making? "Former NFLers at Higher Risk for Brain, Mood Problems."
- Aassociation claim
- Bcausal claim
- Canecdotal claim
- Dfrequency claim
21A researcher suggests to potential study participants that if they do not participate they will suffer negative consequences. This undue influence is called ____________.
- Adebriefing
- Bcoercion
- Cspecial protection
- Dinformed consent
22Dr. Kim is researching treatments for childhood cancer. There is some risk that patients who undergo Dr. Kim’s new therapy may be harmed by the procedure. However, based on preliminary lab testing, the patients might benefit substantially from his treatment. If you were on the institutional review board (IRB) evaluating Dr. Kim’s research proposal to test his new treatment, which of the following would make you more likely to approve the proposal?
- AThere are few other treatments for this type of cancer.
- BYou decide that the potential benefits of the study outweigh the potential risks.
- CYou decide that the potential risks of the study outweigh the potential benefits.
- DDr. Kim is a very smart and well-respected scientist
23Dr. Sanders conducted a study that investigated the happiness of people listening to different kinds of music. He predicted that people would report being happier when they were listening to rock music than when they were listening to country music. Dr. Sanders threw out the data from several participants who reported being very happy while listening to country music because he thought that they weren’t being honest. Dr. Sanders has committed what kind of ethical violation?
- Adata fabrication
- Bdeception
- Cplagiarism
- Ddata falsification
24Following a study using deception, how does the researcher attempt to restore an honest relationship with the participant?
- Aby reassuring the participant that all names and identifiers will be removed from the data
- Bby apologizing to the participant and offering monetary compensation for any discomfort or stress
- Cby giving each participant a copy of the Belmont report
- Dby debriefing each participant in a structured conversation
25Professor Kwan studies violence and designs a study of the effects of video game violence on children. She recruits low-income, Hispanic children from schools near the university to participate. Each child is assigned to play either a violent or nonviolent video game 2 hours each evening for a month. The children’s teachers are asked to assess changes in behavior. Which of the Belmont Report principles is violated by the choice of participants?
- Aintegrity
- Bbeneficence
- Cjustice
- Drespect for persons
26Professor Kwan studies violence and designs a study of the effects of video game violence on children. She recruits low-income, Hispanic children from schools near the university to participate. Each child is assigned to play either a violent or nonviolent video game 2 hours each evening for a month. The children’s teachers are asked to assess changes in behavior. Data analysis shows no effect of game type, but Professor Kwan knows several children didn’t follow the procedure, so she makes up data for them and then shows a significant effect. Which part of American Psychological Association (APA) Ethical Standard 8 did the data violate?
- Adeception in research
- Bdata fabrication
- Csharing research data for verification
- Dplagiarism
27Professor Silva is a clinical psychologist who teaches a course in abnormal psychology at the university. He maintains a clinical practice and several of his current students are his clients. Which of the APA's Five General Principles does this violate?
- Arespect for people’s rights and dignity
- Bjustice
- Cintegrity
- Dfidelity and responsibility
28To study a sample of participants from only one ethnic group, researchers must first demonstrate that the problem being studied is especially prevalent in that ethnic group. This is an application of which principle from the Belmont Report?
- Ajustice
- Brespect for persons
- Cbeneficence
- Dspecial protection
29Which of the following is NOT one of the categories of ethical violations that occurred in the Tuskegee Syphilis Study?
- AThe participants were not treated respectfully.
- BA disadvantaged group was targeted.
- CThe participants were harmed.
- DThe investigators fabricated data.
30Which type of research misconduct involves representing the ideas or words of others as one’s own?
- Adeception
- Bdata fabrication
- Cplagiarism
- Ddata falsification
31Dr. Johnson wants to investigate whether the physiological measure, heart rate variability, varies over time or whether it is a trait that stays stable within the same person over time. He records participants’ heart rate variability once at the beginning of the semester and once at the end of the semester. He finds a high positive correlation (r = .55) between the first and second time points. Which of the following would a scatterplot of these results (heart rate variability at the beginning of the semester on the x-axis, heart rate variability at the end of the semester on the y-axis) look like?
- AThe cloud of points would slope upward from left to right.
- BThe cloud of points would slope downward from left to right.
- CThere isn’t enough information given to determine this.
- DThe cloud of points would have no slope at all.
32Dr. Kamran studies domestic violence and has designed a self-report scale that is meant to assess men's negative attitudes toward women. To validate her scale, she administers it to two groups of recently incarcerated male prisoners: prisoners convicted of domestic violence and prisoners convicted of other crimes. Dr. Kamran finds a statistically significant difference in the mean scores of the two groups. Which technique is Dr. Kamran using to validate her scale?
- Atest-retest technique
- Binterrater reliability test
- Cknown-groups paradigm
- Dphysiological measurements
33Dr. Nolan gives his new anxiety measure to a group of his colleagues who are anxiety experts. They agree that the questions on the measure appear to assess anxiety symptoms. This suggests that Dr. Nolan's measure has which of the following types of measurement validity?
- Acontent validity
- Bcriterion validity
- Cface validity
- Ddiscriminant validity
34Julie has developed an intervention to improve the relationship between parents and preschool-aged children. To evaluate the effectiveness of her intervention, Julie video records the parents interacting with their children at the end of the study. She has two research assistants watch the videos and rate the level of warmth in the interaction. Julie then correlates the ratings of the raters. She finds a high positive correlation (r = .87) between the two raters. Which of the following types of reliability is she examining?
- Ainterrater
- Bconstruct
- Cinternal
- Dtest-retest
35Lorenzo is studying aggression in children. He administers a questionnaire to the children that asks them about their feelings of aggression. Lorenzo runs a statistical test to find how consistent the responses are to different wordings of items on the questionnaire given to the children. Which type of reliability is he examining with this questionnaire?
- Ainterrater
- Binternal
- Ctest-retest
- Dconstruct
36Mendoza et al. (2009) introduced a coin-rotation task as a convenient test of motor dexterity. It involves timed completion of twenty 180° rotations of a nickel using the thumb, index, and middle fingers. Research participants' results on the coin-rotation task are compared with their results on a test of grip strength (a measure of another construct: global upper-extremity strength). The correlation between the coin-rotation task and the grip strength task were found to be not statistically significant. This comparison provides support for which type of measurement validity?
- Aconvergent validity
- Bdiscriminant validity
- Cpredictive validity
- Dface validity
37Professor Morgan questions whether the ratings he receives from his students on "teaching effectiveness" indicate how much the students learn in his class or whether they are just a reflection of how much his students like him. Which aspect of the ratings is he questioning?
- Athe statistical significance of the ratings
- Bthe use of an interval scale
- Cthe reliability of the ratings
- Dthe measurement validity of the ratings
38Sun Mi is designing a questionnaire on loneliness. She is concerned that some features of loneliness are similar to depression and to low self-esteem. Which type of validity does she need to show to demonstrate that her questionnaire assesses loneliness and not depression or low self-esteem?
- Acriterion validity
- Bdiscriminant validity
- Cface validity
- Dconvergent validity
39Which of the following is an example of a categorical variable?
- Ablood pressure reading
- BIQ score
- Cdeclared major in college
- Dcurrent age
40Which statistic is used to represent the internal reliability of multiple-item self-report scales?
- Akappa
- Br, the correlation coefficient
- CCronbach's alpha
- Ds, the standard deviation
41In a study, students received rats they believed to be genetically bred as "maze-bright" or "maze-dull" rats. For the next several days, students trained and recorded how long it took for their rats to complete a maze. Although the rats were genetically the same breed, the "maze-bright" rats showed improvement in their performance every day, whereas the "maze-dull" rats did not. This study is examining which of the following?
- Aobserver effects
- Breactivity
- Csocially desirable responding
- Dobserver bias
42Is it ethical for psychological researchers to observe people in a public place?
- AYes, because as long as it is for the sake of science, it is ethical to observe people in public or private places.
- BYes, because in those settings people can reasonably expect their behavior to be public, not private.
- CNo, because informed consent cannot be obtained from those being observed.
- DNo, because the researchers will have to individually identify the people they observe.
43Jenny recently learned of plans to cut down an old, beautiful tree on her campus to make way for a new bike path. Jenny is opposed to cutting down the tree, so she decides to survey some students at her university to see if others also oppose cutting down the tree. She plans to share the results of her survey with the school administration to argue to keep the tree. One question on Jenny's survey asks, "Do you oppose not cutting down this tree?" A problem with this question is that it is which type of question?
- Aforced choice
- Bleading
- Cnegatively worded
- Ddouble-barreled
44Joseph wants to find out what customers at his restaurant think about the food and the service. He creates a survey for diners to fill out at the end of their meal. It requests the diners do the following: 1) Please rate the food from 1 to 10, where 1 is yucky and 10 is delicious; 2) Please rate the service from 1 to 10 were 1 is unacceptable and 10 is outstanding. Which kind of question format is Joseph using?
- Aopen-ended
- Bsemantic differential
- CLikert scale
- Dforced choice
45Professor Law wants to construct a survey to assess involvement with computer games. Which is a forced-choice question?
- AOn a scale of 1 (strongly agree) to 5 (strongly disagree), rate the following statement: Computer games are a great pastime.
- BWhich is truer of you? 1) I have little interest in computer games or 2) I would miss computer games if I couldn't play anymore.
- COn a scale of 0 (not at all) to 5 (very much), rate how much you like and play your favorite game.
- DWhat computer games have you played?
46Professor Law wants to construct a survey to assess involvement with computer games. Which question is a double-barreled question?
- AOn a scale of 1 (strongly agree) to 5 (strongly disagree), rate the following statement: Computer games are a great pastime.
- BOn a scale of 0 (not at all) to 5 (very much), rate how much you like and play your favorite game.
- CWhat computer games have you played?
- DWhich is truer of you? 1) I have little interest in computer games or 2) I would miss computer games if I couldn't play anymore.
47The campus safety committee has asked Professor Ibrahim to study bicycling on his campus. He trains two observers and has them observe the number of cyclists and their safety at various points around campus. Both observers are very interested in the topic because they have been struck by bicycles. Which threat to construct validity should concern Professor Ibrahim even if the interrater reliability is high?
- Areactivity
- Bselection bias
- Cobserver bias
- Dobserver effects
48Which of the following describes a "fence-sitting" response to a survey?
- Aresponding in a socially desirable way
- Bresponding to a controversial question on a survey by selecting the response right in the middle
- Cresponding to the questions on a survey by consistently selecting all the "yes" or "strongly agree" responses
- Dresponding to the questions on a survey by consistently selecting all the "no" or "strongly disagree" responses
49Which of the following is a method to control for observer bias?
- AUse a masked or blind study design.
- BUse unobtrusive observations.
- CWait for the participants to become used to the observer before collecting data.
- DMeasure the traces of behavior rather than using direct observation.
50Which of the following is a way to control for socially desirable responding?
- AConsider using a semantic differential question format.
- BUse measures, such as the Implicit Association Test, to evaluate implicit, unconscious opinions.
- CPrepare different versions of a survey, with questions in different sequences.
- DRemove the neutral option from the survey so a person must choose one side or the other.
51A researcher finds that people’s scores on the CES‐D stay consistent across a 1 month period. This is an example of ______ reliability.
- Ainterrater
- Btest-retest
- Cinternal
- Dpredictive
52Which of the following is one criterion needed to establish causation?
- Aexternal validity
- Bcovariance
- Cindependent variable
- Dconfound
53A researcher is interested in examining the validity of LiebowitzSocial Anxiety Scale scores. She compares the total scores for those who have been diagnosed with social anxiety disorder to those who have not. This is an example of _____.
- Acontent validity
- Brandom assignment method
- Cface validity
- Dknown groups method
54Random assignment increased ______validity by allowing the researcher to control for potential alternative explanations.”
- Aconstruct
- Bexternal
- Cinternal
- Dstatistical
55What do face validity and content validity have in common?
- Aaspects of criterion validity
- Bmeasures of reliability
- Csubjective measures
- Dempirical measures
56You are concerned that your measure of loneliness is accidentally capturing social anxiety. To test this, you look at the correlation between your measure and a measure of social anxiety. This is an example of____validity.
- Adiscriminant
- Bconvergent
- Cpredictive
- Dcriterion
57One disadvantage of free format is _____?
- AShort administration time
- BNumber of items required
- CQuestionable validity
- DNot much information
58A kind of self‐report measure that uses an ambiguous stimulus and then asks what you see or to tell a story about it is known as a __________ test.
- Areactive
- Bprojective
- Cforced choice
- Dconstrual
59You might prefer observation to self‐report if you are worried about ________.
- AA small sample size
- BObserver reliability
- CPeople saying one thing and doing another
- DThe expense of data collection
60The CES‐D (e.g., over the past week, how often have you felt blue?) is what kind of operational definition?
- Acontent valid
- Bphysiological
- Cobservational
- Dself-report
61If participants are likely to fake responses, a scale type you probably want to avoid is ______.
- Acovert observation
- BEEG
- CLikert scale
- Dword completion
62Blood pressure is measured, though measured in mmHg, could be converted to PSI (pounds per square inch). According to lecture, what kind of operationalization is blood pressure?
- Aself-report
- Bobservational
- Cphysiological
- Dmanipulated
63Blood pressure is measured, though measured in mmHg, could be converted to PSI (pounds per square inch). According to lecture, what scale type is blood pressure?
- Anominal
- Bordinal
- Cinterval
- Dratio
64Blood type is an example of a _____variable:
- Anominal
- Bordinal
- Cinterval
- Dratio
65Blood pressure is measured in mmHg, which could be converted to PSI (pounds per square inch). According to lecture, what kind of operationalization is blood pressure?
- Aself-report
- Bobservational
- Cphysiological
- Dmanipulated
66Number of days old is an example of a _____variable:
- Anominal
- Bordinal
- Cinterval
- Dratio
67A college administrator knows that 70% of the students at her college are from out of state, so she decides to make sure that she includes 70 out-of-state students and 30 in-state students in her survey about admission practices at the college. She has a list of all the out-of-state and in-state students currently enrolled at the college. She randomly selects 70 students from the out-of-state list and 30 students from the in-state list. Which sampling method is she using?
- Acluster sampling
- Bstratified random sampling
- Cquota sampling
- Dmultistage sampling
68A political research center obtains a list of phone numbers for all registered voters in Texas and uses a random number generator to select 1,000 of the phone numbers to call. They ask each voter which candidate for governor they plan to vote for in the upcoming election. To which population of interest does the research center want to generalize?
- Aall Texans
- Ball the people likely to vote for the Republican candidate for governor
- Call Americans
- Dall registered voters in Texas
69Dr. Lawrence is the director of Counseling Services at her university. She is planning to conduct a survey of 100 students at the university to see how aware they are of the counseling services that are offered at the university. She wants the proportion of men and women in her sample to reflect the proportion in the university as a whole (55% women and 45% men). Dr. Lawrence plans to stand in the Student Union and ask people to participate until she has given the survey to 55 women and 45 men. Is Dr. Lawrence collecting a representative sample?
- AYes, because the sample includes a representative proportion of men and women.
- BYes, because all the students in her sample match the population of interest.
- CNo, because 100 people are not enough for a representative sample.
- DNo, because the participants are selected nonrandomly.
70Dr. Rhodes is interested in how differing levels of light affect how people perceive color. He finds participants for this research study by making an announcement in several psychology classes at his university. Which kind of sampling method is Dr. Rhodes using?
- Asnowball sampling
- Bconvenience sampling
- Ccluster sampling
- Dsystematic sampling
71Mr. Stratford is the president of a national organization of lesbian, bisexual, gay, and transgender people in the United States. He wants to survey 1,000 members of his organization about the position they want the organization to take on several political issues. He knows that transgender people make up only 5% of his organization, but he wants to make sure their views are accurately represented. He decides to randomly sample 100 transgender members and then adjust the final results so transgender people are weighted to their actual proportion in the organization. Which type of sampling is Mr. Stratford using?
- Acluster sampling
- Bquota sampling
- Coversampling
- Dsnowball sampling
72The directors of an annual community concert want to learn the musical preferences of the audience. The ushers place a survey card on every sixth seat beginning with the second seat (2 and 6 were chosen from a random number table). All the cards are returned as the audience leaves. Which type of sampling is being used?
- Asystematic sampling
- Bcluster sampling
- Cmultistage sampling
- Dstratified random sampling
73The student government at a college is interested in determining how important intercollegiate sports are to the students there. Because all students have e-mail accounts, the student government can send a survey to all the students. About 50% of the students respond. Which is the most likely bias in this sample?
- Arandom sampling bias
- Bself-selection bias
- Cconvience sampling bias
- Doversampling bias
74Typically, in which type of claim is it most important to have a random sample?
- Aassociation
- Bcausal
- Canecdotal
- Dfrequency
75Which of the following is the term used when every member of a population is studied?
- Aa census
- Boversampling
- Ca biased sample
- Da representative sample
76Which sample size is often cited as the optimal balance between statistical accuracy and polling effort?
- A100
- B2,000
- C1,000
- D500
77We are interested in the relations between bosses and subordinates at work. We ask our friends to complete our survey about bosses, and ask them to then ask their friends to complete the survey. This kind of sampling is called:
- Aself-selection
- Bmultistage
- Csimple random
- Dsnowball
78I am interested in interviewing people about their Instagram use in line at the airport. I’d like to get 40 men and 40 women. I do this by asking the 1st40 women in line and the 1st40 men in line. This is an example of____.
- Aoversampling
- Bstratified
- Csimple random
- Dquota
79I am interested in personality traits of older adults (65+) compared to younger or middle aged adults. I believe the US adult population % of those over 65 is 20%, so I plan to get 80 young/middle adults and 20 older adults, for a total sample of 100. Members of both categories are selected at random. This is an example of____.
- Astratified
- Boversampling
- Csimple random
- Dsnowball
80We want to know the proportion of people in Tampa who are in favor of building a light rail system here. We list the names of every person who lives in Tampa, begin at person 10, and sample every 50thperson. We call them and ask. This kind of sampling is called:
- Acluster
- Bmultistage
- Csimple random
- Dsystematic
81We want to know the proportion of people in Tampa who are in favor of building a light rail system here. We go to the Tampa phone book and randomly choose numbers. A clear source of sampling bias would be...
- A49 of 50 people not asked anything
- BA light rail advertising campaign the week before
- CThe interviewer asking the question in a way that makes people favor light rail
- DThe phone book excludes people not listed
82A social psychologist is interested in beliefs about gender stereotypes. She is particularly interested in beliefs among members of the LBGT community. She is concerned about getting a small number of transgender people in her sample based on the population %. A good solution to her problem is:
- Acluster sampling
- Boversampling
- Cstratified random sampling
- Dsystematic sampling
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- Psychology Quiz on Psych Midterm, created by Kaitlyn McMann on 01/03/2020.
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- Kaitlyn McMann
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