2-1

Question 1

Research method in which the psychologist observes the subject in a natural setting without interfering

Answer 1

Naturalistic observation

Question 2

Research method that involves an intensive investigation of one or more participants

Answer 2

Case study

Question 3

Research method in which information is obtained by asking many individuals a fixed set of questions

Answer 3

Survey

Question 4

Research method in which data are collected about a group of participants over a number of years to assess how certain characteristics change or remain the same during development

Answer 4

Longitudinal study

Question 5

Research method in which data are collected from groups of participants of different ages and compared so that conclusions can be drawn about differences due to age

Answer 5

Cross-section study

Question 6

The measure of a relationship between two variables or sets of data

Answer 6

Correlation

Question 7

An educated guess about the relationship between two variables

Answer 7

Hypothesis

Question 8

Any factor that is capable of change

Answer 8

Variable

Question 9

The group to which an independent variable is applied

Answer 9

Experimental group

Question 10

The group that is treated in the same ways the experimental group except that the experimental treatment (the independent variable) is not applied

Answer 10

Control group

Question 11

The small group of participants, out of the total number available, that a researcher studies

Answer 11

Sample