IB Psych Semester Exam Review #2

This theory claims the mind is mostly irrational and should therefore be studied by methods such as free-association or dream interpretation.

• introspectionism

• psychoanalysis

• cognitive psychology

• behavioral economics

BF Skinner popularized this approach to psychology.

• psychoanalysis

• cognitive

• behaviorism

Each “stage” or approach to psychology replaces the previous.

• True

• False

Mental processes can be studied scientifically.

• True

• False

If I'm creating a research study, I want my results to apply to a broad group of people. This idea is called ____________ .

• competency

• generalizability

• comprehensiveness

I have created a study to determine if there is any correlation between the amount of sugar a person injests throughout the day and their performance in class. As I the study proceeds I realize there is a third variable I should have controlled for.. Sleep..

In this case, sleep is considered a ______________

• confounding variable

• dependent variable

• obscure variable

A researcher is studying the effect of sleep on aggression, thinking that less sleep will lead to more aggression. She has some people sleep 6 hours per night, some people sleep 3 hours per night and some people sleep as much as they want. She then monitors aggressive behavior during basketball games among participants.

What is the Independent Variable in this study?

• sleep

• aggression

• the number of people

A researcher is studying the effect of sleep on aggression, thinking that less sleep will lead to more aggression. She has some people sleep 6 hours per night, some people sleep 3 hours per night and some people sleep as much as they want. She then monitors aggressive behavior during basketball games among participants.

What is the control group in this experiment?

• People sleeping 3 hours

• People sleeping 6 hours

• People sleeping as much as they want.

To gather my sample, I look at my target group and make sure that each person in that target group has an equal chance of being chosen..

What is my sampling method?

• self-selected

• snowball

• random

In QUANTITATIVE RESEARCH (not qualitative) what sampling method is used to achieve representativeness?

• Random

• Quota

• Purposive