OCR Psychology research methods

Peer Review of a piece of new psychological research should be conducted by

• A specially appointed government minister

• Another researcher working in a different field of psychology

• Another researcher working in the same field of psychology

• The head of department in the university where the research was conducted

A psychologist conducted a study investigating reaction times of a group of young and old people to press a key on a keyboard in response to a specific stimuli (e.g. a smiley face). The mean reaction time for young people was 0.7245 seconds. What is this written to two decimal places?

• 0.7

• 0.72

• 0.73

• 0.74

A psychologist conducted a study investigating reaction times of a group of young and old people to press a key on a keyboard in response to a specific stimuli (e.g. a smiley face). The mean reaction time for old people was 1.1834 seconds. What is this written to two significant figures?

• 1.1

• 1.18

• 1.2

• 1.9

Which is a principle of scientific enquiry

• implication

• induction

• information

• initiation

If a researcher checks to see if participants have answered questions that ask about the same thing in the same or similar way, what is this?

• external reliability

• external validity

• Internal reliability

• internal validity

What term refers to whether research relates to everyday life?

• ecological validity

• face validity

• internal validity

• population validity

A psychologist conducted a survey assessing beliefs in the paranormal with a sample of 144 people. 25% of people said they believe in ghosts. How many people is this?

• 25

• 36

• 40

• 72

A psychologist conducted a survey assessing beliefs in the paranormal with a sample of 144 people. 24 people said they believe aliens exist. What fraction of the sample is this?

• 1/3

• 1/4

• 1/6

• 2/3

Which of these core studies is an example of the longitudinal research method?

• Bandura et al. (transmission of aggression)

• Casey et al. (neural correlates of delay of gratification)

• Milgram (obedience)

• Sperry (split brains)

What sampling technique was used in the study by Bocchiaro et al. investigating disobedience and whistle-blowing?

• Opportunity

• Random

• Self-Selected

• Snowball