Psychology - Experiments And Correlation

11 Questions | Total Attempts: 169

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Psychology - Experiments And Correlation

Questions and Answers
  • 1. 
    What is an advantage of an Independent measures experiment design?
    • A. 

      Individual differences don't reduce validity

    • B. 

      Don't get practice effects

    • C. 

      They do get practice effects

  • 2. 
    What is a disadvantage of repeated measures experiment design?
    • A. 

      Order effects may reduce validity

    • B. 

      Individual differences can reduce validity

    • C. 

      Avoid individual differences

  • 3. 
    What is the definition of a matched pairs design?
    • A. 

      Participants only sit one condition of IV

    • B. 

      The participants only sit one condition but are matched into the groups based on their characteristics

    • C. 

      Participants sit all conditions of IV

  • 4. 
    What is the definition of a negative correlation?
    • A. 

      As one variable increases so does the other

    • B. 

      No relationship

    • C. 

      As one variable increases, the other decreases

  • 5. 
    Which of the following is a definition of a null hypothesis
    • A. 

      The statement of "no significant difference"

    • B. 

      The aim of the study

    • C. 

      The opposite of the researchers predictions

  • 6. 
    Which is not an ethical issue?
    • A. 

      Confidentiality

    • B. 

      Right to withdraw

    • C. 

      Demand characteristics

  • 7. 
    Which of these correlation coefficients represents a strong negative correlation
    • A. 

      -1

    • B. 

      -0.8

    • C. 

      +1

  • 8. 
    Which of these is a weakness of opportunity sample?
    • A. 

      The sample is unlikely to be representative of target population

    • B. 

      The sample will be too big

    • C. 

      The sample will be too small

  • 9. 
    If a researcher wants to find out how long it takes a sample to complete a task, what type of data will it produce?
    • A. 

      Quantitative

    • B. 

      Qualitative

  • 10. 
    Which of the following is an example of qualitative data?
    • A. 

      The number of mistakes people made in the task

    • B. 

      The opinions people expressed about the task they had to do

    • C. 

      The number of people who failed to complete the task in the given time

  • 11. 
    How do you work out the sample size from a scatter graph?
    • A. 

      The number of points plotted

    • B. 

      The highest piece of data take away the lowest

    • C. 

      The gradient of the correlation

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