Scientific Inquiry Exam 2

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Zaneta Chan
Quiz by Zaneta Chan, updated more than 1 year ago
Zaneta Chan
Created by Zaneta Chan about 8 years ago
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Resource summary

Question 1

Question
Which of the following is NOT a characteristic that is typical of qualitative research?
Answer
  • generalizability
  • subjectivity
  • richness of data
  • small number of participants

Question 2

Question
Mech et al. (2010) used which of the following to obtain data for their paper "Eavesdropping on Happiness?"
Answer
  • a confederate
  • a camera hidden behind the mirror
  • a device that records sounds
  • transcripts of phone records

Question 3

Question
Research done on "Genie" (who had limited language development) & H.M. (who had amnesia) tend to involve what sort of research?
Answer
  • participant research
  • archival research
  • case studies
  • psychobiography

Question 4

Question
Which of the following is an ADVANTAGE of systematic observation?
Answer
  • Interrater reliability is never a concern
  • It allows the researcher to focus on specific behaviors
  • It records all of the participant's actions during the study period
  • The data is anonymous, so data are always confidential

Question 5

Question
In which of the following types of study would reactivity be the GREATEST concern?
Answer
  • anonymous surveys
  • participant observation
  • archival research
  • meta-analysis

Question 6

Question
Which of the following IS a match between a type of survey & a limitation of that type of survey?
Answer
  • online survey: possible sampling bias due to limited access to technology
  • personally administrated survey: reactivity
  • mail-in survey: long response times
  • all of the above are correct matches

Question 7

Question
Which of the following scales is demonstrated below?
Answer
  • Likert scale
  • Semantic differential scale
  • Ratio scale
  • Wong-Baker scale

Question 8

Question
What flaw does the question demonstrate? "Are you not satisfied with your online service provider?"
Answer
  • Leading questions
  • Double-barrelled questions
  • Negative wording
  • Yea saying

Question 9

Question
What flaw does the question demonstrate? "Do you support government-provided health care for children & senior citizens?"
Answer
  • Leading questions
  • Double-barrelled questions
  • Negative wording
  • Yea saying

Question 10

Question
What flaw does the question demonstrate? "Do you believe that Candidate X deserves to be removed from office after the many scandals that he was involved in?
Answer
  • Leading questions
  • Double-barrelled questions
  • Negative wording
  • Yea saying

Question 11

Question
What flaw does the question demonstrate? The "national service" video from the Yes Minister TV show clip in class.
Answer
  • Leading questions
  • Double-barrelled questions
  • Negative wording
  • Yea saying

Question 12

Question
__________ is a low-cost sampling technique that runs the risk of introducing bias, while __________ costs more but is less prone to bias.
Answer
  • stratified random sample : simple random sampling
  • haphazard sampling : purposive sampling
  • quota sampling : simple random sampling
  • cluster sampling : haphazard sampling

Question 13

Question
Which of the following is MOST clearly a risk of pretest-posttest designs?
Answer
  • non-random assignment
  • practice effects
  • low inter-rater reliability
  • sampling error

Question 14

Question
In a matched-pairs design:
Answer
  • the value of one dependent variable is matched with the value of another
  • a member of the control group is matched with a member of the experimental group
  • the score on a pretest is matched with the score of a posttest
  • a score provided by one rater is matched with a score provided by a different rater

Question 15

Question
In which of the following designs is assignment to groups a concern?
Answer
  • within-subjects
  • between subjects
  • psychobiography
  • multiple baseline

Question 16

Question
Suppose that you are evaluating a smoking cessation program in your community. At the same time, the city puts up anti-smoking advertisements all around the laboratory. This would be an example of which of the following problems?
Answer
  • restrictions of range effects
  • mortality effects
  • history effects
  • haphazard sampling

Question 17

Question
Suppose that a researcher uses a post-test only design to investigate the effects of a mediation technique on mood. The researcher recruits 40 participants, randomly assigns them to 2 groups. One group receives meditation training before taking a questionnaire on their mood. The other sits in a quiet room for the same length of time before taking the questionnaire. As it happens, the experimental group is in a spacious area for the meditation training, while the control group is in a cramped classroom. The clearest potential problem with this design is:
Answer
  • a practice effect
  • a ceiling effect
  • a confounding variable
  • attrition

Question 18

Question
What is the purpose of a Latin Square design?
Answer
  • to prevent sampling bias
  • to ensure random assignment to groups
  • to control for order effects
  • to reduce the effect of within subject variability

Question 19

Question
Which of the following describes a procedure that counterbalances for order?
Answer
  • When conducting an interview, call the participants into the interview room in a random sequence that is not known in advance by the experimenter.
  • When conducting an online survey, present the questions in a random order.
  • Recruit 30 participants. Expose them to condition A first, then condition B, then condition B again, and then condition A again.
  • Recruit 30 participants. Expose 15 to condition A first, then condition B. Expose 15 to condition B first, then condition A.

Question 20

Question
Which of the following is NOT involved in a staged manipulation? (Choose the best answer)
Answer
  • the behavior of the other "teacher" in Milgram's obedience study
  • the Bringing in the Bystander program used in Banyard et al.'s study on sexual violence
  • the Monopoly game rules in Piff's "Does Money Make You Mean?" study
  • taking away the lucky charm for photographing in the superstition study

Question 21

Question
Identify the dependent & independent variable. Compared to children, adults are bad at learning language. This is counterintuitive; adults outperform children on most measure of cognition, especially those that involve effort (which continue to mature into early adulthood). The present study asks whether these mature effortful abilities interfere with language learning in adults & further, whether interference occurs equally for aspects of language that adults are good (word-segmentation) versus bad (Grammar) at learning. Learners were exposed to an artificial language comprised of statistically defined words that belong to phonologically defined categories (grammar). Exposure occurred under passive or effortful conditions. Passive learners were told to listen while effortful learners were instructed to try to 1) learn the words, 2) learn the categories, or 3) learn the category order. Effortful learners showed an advantage for learning words while passive learners showed an advantage for learning the categories. Effort can therefore hurt the learning of categories. Q: A dependent variable in this study is:
Answer
  • effort expended
  • how well the words are learned
  • whether the participants are instructed to learn words or categories
  • the age of the participants in the experiment

Question 22

Question
Consider the following paragraph from the Method section of the paper on page 3. After exposure, participants completed 2 forced choice tests: (1) a word-level test in which they were asked which of two words was more likely to belong in the language they just listened to, and (2) a sentence-level test in which they were asked which sentence was more likely to belong in the test were randomized separately for each subject. In these 2 tests, there were 3 types of interest: word segmentation, order & category structure. All word segmentation items occurred in the first, word-level, test and all of the order & category structure occurred in the second, sentence-level test. Q: Which of the following best describes the design of this study?
Answer
  • independent groups
  • repeated-measures
  • longitudinal
  • pretest-posttest

Question 23

Question
Consider the following paragraph from the Method section of the paper on page 3. After exposure, participants completed 2 forced choice tests: (1) a word-level test in which they were asked which of two words was more likely to belong in the language they just listened to, and (2) a sentence-level test in which they were asked which sentence was more likely to belong in the test were randomized separately for each subject. In these 2 tests, there were 3 types of interest: word segmentation, order & category structure. All word segmentation items occurred in the first, word-level, test and all of the order & category structure occurred in the second, sentence-level test. Q: If the word-level test was always carried out first, this could potentially lead to:
Answer
  • two-way interactions
  • expectancy effects
  • carryover effects
  • demand characteristics

Question 24

Question
The Solomon four-group design is a compromise between which types of design?
Answer
  • post-test only & pretest-posttest
  • quantitative & qualitative
  • staged & straightforward
  • three-group & five-group

Question 25

Question
Which of the following is most clearly a way to overcome a floor effect?
Answer
  • Reduce the number of levels of the independent variable
  • Increase sample size
  • Change the range of the manipulation of the independent variable
  • Measure the dependent variable with a ratio scale

Question 26

Question
The double-bind design reduces the likelihood of:
Answer
  • sampling error
  • expectancy effects
  • demand characteristics
  • A & B
  • B & C

Question 27

Question
Early studies of childhood development by Jean Piaget underestimated the rate of development because participants could not express that they knew or understood something. Which of the following best describes the problem with Piaget's studies?
Answer
  • Attrition
  • Sensitivity of the dependent variable
  • Ceiling effects
  • Carryover effects

Question 28

Question
Which of the following is an example of a pilot study (based on the definition of the term from class?)
Answer
  • A researcher tests children's reading levels before assigning them to groups in an experiment
  • A researcher has participants rate the scariness of movie clips before using them as stimuli in a study of the psychological effects of movie violence
  • A researcher replicates and experiment with an additional control condition in order to remove a potential confound
  • A researcher recruits a small number of participants for a study but stops collecting data after the first few participants do not conform to the researcher's hypothesis

Question 29

Question
Which of the following is NOT a typical role of debriefing in experimental research
Answer
  • to reveal deception used in the study
  • to answer the participant's questions
  • to understand the participant's experience during the experiment
  • to encourage the participant to discuss the study with others

Question 30

Question
According to the text, which of the following is the final step in conducting research?
Answer
  • testing the hypothesis
  • debriefing the participants
  • communicating the findings to others
  • conducting follow-up studies

Question 31

Question
Filler questions in some psycholinguistics studies serve to:
Answer
  • lengthen the study in order to give participants more experience with the task
  • disguise the manipulation in order to reduce demand characteristics
  • control for differences between individual words (which would otherwise be confounds)
  • ensure that each participant is exposed to the full range of experimental stimuli

Question 32

Question
The following 3 questions is a table i will take photo and send to you on whatsapp!
Answer
  • This one
  • -

Question 33

Question
Which of the following would most likely be a PV in a PV x IV design?
Answer
  • a personality trait
  • the dosage of a psychoactive drug
  • reaction time in response to stimuli
  • type of psychotherapy received during the experiment

Question 34

Question
Which of the following is a correct description of the graph shown on the right? Assume that differences between conditions reflect differences in the population.
Answer
  • a crossover interaction
  • 2 independent main effects
  • a main effect of Factor A
  • a main effect of Factor B

Question 35

Question
Suppose that the owner of a coffeeshop introduces a promotion where they offer a coupon for discounts on a movie ticket with every cup of coffee. The owner runs the promotion for one month in May. The shop sold 1000 cups of coffee per day in April, 1250 cups of coffee per day in June. The owner interprets this as a sign that the promotion was effective. This procedure is most similar to the:
Answer
  • ABA reversal design
  • sequential method
  • pretest-posttest control group design
  • multiple baseline design

Question 36

Question
Which of the following points did Kathryn Shultz make about how it feels to be wrong?
Answer
  • It is a useful tool for solving scientific debates
  • It results from irresponsibility and poor preparation
  • It motivates us to avoid mistakes in the future
  • It feels the same as being right

Question 37

Question
Bonus: In class, I described an experiment that I conducted which had a 2x2x2x3x3 factorial design. What was the result of this experiment?
Answer
  • It served as a pilot study for a series of other experiments
  • My advisor would not let me run the experiment
  • I published the study in a peer-reviewed journal
  • I had a 5 way interaction, so I gave up

Question 38

Question
Which of the following best describes what to do when you find significant main effects & significant interactions in a 2x2 factorial design?
Answer
  • Ignore the interactions & focus on the main effects
  • Describes the effects separately for each level of one of your variables
  • Remove levels of the variables from the design until there are no more interactions
  • Give up, since the experimental data are not interpretable.

Question 39

Question
Which of the following is NOT a plausible rationale for using a quasi-experimental design instead of a conventional experimental design?
Answer
  • You are studying a life-saving intervention & do not want to turn away anybody for treatment
  • You are studying an intervention that affects the whole community, so a control group is impractical
  • Each participant has a different standard for "success" or "failure", so the effectiveness of your treatment cannot be measure quantitatively
  • Each participant in treatment voluntarily signed up for the program, so selection bias may make your sample different from the rest of the population

Question 40

Question
In the sequential method, you would collect data from:
Answer
  • participants who were all the same age, and follow them for an extended time
  • participants who were all the same age, but only once during the study
  • participants who were a range of ages, and follow them for an extended time
  • participants who were a range of ages, but only once during the study

Question 41

Question
The purpose of propensity score matching is to deal with potential confound introduced by:
Answer
  • haphazard sampling techniques
  • non-equivalent control group
  • demand characteristics
  • expectancy effects

Question 42

Question
Which of the following is an example of a situation where regression to the mean could MOST plausibly provide an alternative explanation for my result?
Answer
  • In one year, I do not conduct review sessions for my PSY250 class. Students in that class do worse on average than students in previous years. Conclusion: I should offer review sessions every year from that point in.
  • I ask students during Midterm 2 if they are confident that they will do well. There is no correlation between confidence & performance. Conclusion: Students should attend review sessions even if they think they are doing well in class.
  • I ask the 10 students with the lowest grade on Midterm 1 to attend a compulsory review session before Midterm 2. Their scores on Midterm 2 are on average better than Midterm 1. Conclusion: My review session was effective.
  • I ask my students if they have any questions about the exam during a review session. None of them says anything in response to my question. Conclusion: None of the students have any questions.
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