AQA Psychology - Research Methods

A correlation coefficient of 0.8 is a _______________ and suggests that as one variable ____________, the other variable ______________.

• strong positive | increases | increases
• weak positive | increases | increases
• strong positive | increases | decreases
• weak positive | increases | decreases

Which correlation coefficient represents the strongest relationship between variables?

• -0.78
• 0.67
• 0.85
• -0.87

In a study of the effect of a driver training program on driving skill, a possible operationalisation of the dependent variable would be...

• driving quality
• number of accidents
• hours spent training
• amount of traffic

Which kind of study can establish a cause-effect relationship between variables, assuming that the research is appropriate and well conceived?

• survey
• case study
• correlational study
• experiment

Which answer lists two measures of the spread of data around the mean?

• mode and median
• standard deviation and range
• inferential statistics and descriptive statistics
• scattergrams and boxplots

Which answer provides examples of participant variables?

• independent variables, dependent variables
• time of day, noise level, temperature, location
• prior experience, motivation, intelligence, educational background
• extraneous variables, confounding variables

Which answer provides examples of situational variables?

• independent variables, dependent variables
• time of day, noise level, temperature, location
• prior experience, motivation, intelligence, educational background
• extraneous variables, confounding variables

Counterbalancing is a procedure that is intended to reduce ______________ in a/n ______________ design.

• order effects | independent-groups
• order effects | repeated-measures
• the influence of participant variables | matched-participants
• the influence of participant variables | independent-groups

Method of intense study of just one individual:

• Naturalistic Observation

• Experimental Study

• Case Study

• Survey

In an experiment, the _________________ variable is tested by the researcher to observe its effect(s) on the _________________ variable.

• A.independent; dependent

• B.first; second

• C.dependent; independent

• D.research; results