BAPSY BAPSY Bachelor of Arts in Psychology Psychological Research Methods Questions and Answers 2

Question 1

A researcher studies the relationship between sleep duration and test performance without manipulating any variables. What type of research design is this?

Accepted Answer

Correlational design

Answer

True experimental design

Answer

Quasi-experimental design

Answer

Single-subject design

Question 2

Which measure of central tendency is most appropriate for a data set with extreme outliers?

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Standard deviation

Question 3

What does a p-value of 0.03 indicate in hypothesis testing?

Accepted Answer

There is a 3% probability the results occurred by chance assuming the null hypothesis is true

Answer

The effect size is 3%

Answer

The experiment has 97% power

Answer

There is a 3% chance the alternative hypothesis is wrong

Question 4

A psychologist wants to study how memory changes from childhood through old age by testing people of different ages at the same point in time. Which design is being used?

Accepted Answer

Cross-sectional design

Answer

Longitudinal design

Answer

Sequential design

Answer

Time-series design

Question 5

Which type of validity refers to whether a study's findings can be generalized to other settings and populations?

Accepted Answer

External validity

Answer

Internal validity

Answer

Construct validity

Answer

Face validity

Question 6

In a double-blind experiment, who is unaware of which participants are in the experimental versus control group?

Accepted Answer

Both the participants and the researchers administering the treatment

Answer

Only the participants

Answer

Only the researchers

Answer

The institutional review board