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Which of the following is NOT a research method in AS Psychology?

• experiment

• correlational rating

• case study

• observation

• self-report: questionnaires and interviews

A research method where an investigator manipulates one or more factors to measure the effect on some behavior or mental process.

• experiment

• observation

• correlational study

• case study

What is a hypothesis?

• A prediction

• A prediction that can be tested and falsified

• A prediction that can be tested and proven

• A prediction that can be proven

This refers to how participants are arranged into different conditions of an experiment

• hypothesis

• procedure

• sampling

• experimental design

The variable that is manipulated or changed

• dependent variable

• operationalized variable

• independent variable

• standardized procedure

The variable that is measured

If a researcher wants to investigate whether gaming improves academic or work performance, then the target population would be ...

• all students

• all gamers

• all workers

• all Vinschool students

If a researcher wants to investigate whether gaming improves academic or work performance, then the independent variable (IV) would be ...

• amount of gaming

• gamers

• academic or work performance

• gamers' eating habits

A variable that is not the IV and can affect the experiment

• dependent variable

• independent variable

• unnecessary variable

• extraneous variable

The experimental design that uses different groups of participants for different conditions

• independent measures design

• repeated measures design

• matched pairs design

• twin design