Chapter 4: Research Methods

Question 1

Hypothesis

Answer 1

An educated guess supported by data.

Question 2

Research Design

Answer 2

The plan for testing the hypothesis. Affected by the question addressed.

Question 3

Dependent Variable

Answer 3

Some aspect of the phenomenon that is measured and is expected to be influenced by the independent variable.

Question 4

Independent Variable

Answer 4

The aspect manipulated or thought

to influence the change in the dependent variable.

Question 5

Internal Validity

Answer 5

The extent to which the results of
the study can be ATTRIBUTED to the
independent variable.

Question 6

External Validity

Answer 6

The extent to which the results of

the study can be APPLIED outside the immediate study.

Question 7

Testability

Answer 7

The ability to support the hypothesis.

Question 8

Confounding Variable

Answer 8

Defined as any factor occurring in a study that makes

the results uninterpretable.

Question 9

Randomization

Answer 9

Is the process of assigning people to different research groups in such a way that each person has an equal
chance of being placed in any group.

Question 10

Person Uniformity Myth

Answer 10

Labeled the tendency to see all participants as one homogeneous group.