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Quiz

Psychological Statistics

Charlotte Joseph 12 perguntas 3.142 visualizações Atualizado em 17 jan 2017

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Perguntas do quiz (12)

  1. 1A researcher is interested in the eating behaviour of 5 year olds and selects a group to be tested in a research study. The group of 25 five year olds is a:
    1. ASample
    2. BStatistic
    3. CPopulation
    4. DParameter
  2. 2A researcher is curious about the average IQ of registered voters in the state of Florida. The entire group of registered voters in Florida is an example of a:
    1. ASample
    2. BStatistic
    3. CPopulation
    4. DParameter
  3. 3Although research questions typically concern a ______ research study typically examines a ______.
    1. ASample, population
    2. BStatistic, sample
    3. CPopulation, sample
    4. DParameter, Population
  4. 4Statistical methods that use samples to answer general questions bout a population are called _______.
    1. AParameters
    2. BStatistics
    3. CDescriptive statistics
    4. DInferential statistics
  5. 5Statistical techniques that summarise, organise and simplify data are classified as ________.
    1. APopulation statistics
    2. BSample statistics
    3. CDescriptive statistics
    4. DInferential statistics
  6. 6In an experiment, the researcher manipulates the _______ variable and measures changes in the ________ variable.
    1. APopulation, sample
    2. BSample, population
    3. CIndependent, dependent
    4. DDependent, independent
  7. 7A researcher observed that preschool children playing in a red room showed more aggression than playing in a blue room. For this study, what is the independent variable?
    1. APreschool children
    2. BColour of the room
    3. CAmount of aggression
    4. DThe children's play
  8. 8In a study evaluating the effectiveness of a new medication designed to control high blood pressure, one sample of individuals is given the medicine and a second sample is given an inactive placebo. Blood pressure is measured for each individual. For this study, what is the dependent variable?
    1. AThe medication
    2. BThe placebo
    3. CBlood pressure
    4. DThe individuals given the medication
  9. 9A hypothesis test is ______.
    1. AA descriptive technique that allows researchers to describe a sample
    2. BA descriptive technique that allows researchers to describe a population
    3. CAn inferential technique that uses the data from a sample to draw inferences about a population
    4. DAn inferential technique that uses information about a population to make predictions about a sample
  10. 10The null hypothesis _______.
    1. AStates that the treatment has no effect
    2. BIs denoted by the symbol H1
    3. CIs always stated in terms of sample statistics
    4. DAll of the choices are correct

Informações

Descrição
Quiz sobre Psychological Statistics, criado por Charlotte Joseph em 17-03-2014.
Idioma
English
Visualizações
3.142
Histórico
Criado em 17 mar 2014 · atualizado em 17 jan 2017
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