AP Psych Unit 1

Front

A measure of the extent to which two factors vary together, and thus of how well either factor predicts the other is called a

Back

correlation

Front

Define a double blind procedure:

Back

An experimental procedure in which both the research participants and the research staff are ignorant about whether the research participants have received the treatment or a placebo.

Front

The arithmetic average of a distribution, obtaining by adding the scores and then dividing by the number of score is the

Back

mean

Front

In an experiment, this is the main factor that is being studied, the "if" part of the study.

Back

independent variable

Front

The computed average of how much an individual score varies from the mean.

Back

standard deviation

Front

The difference between the highest and lowest scores in a distribution.

Back

range

Front

Three descriptive methods of psychological research.

Back

case studies, naturalistic observation, surveys

Front

A graphed cluster of dots, each of which represents the values of two variables. The slope of the points suggests the direction of the relationship between the two variables.

Back

scatterplot

Front

The most frequently occurring score(s) in a distribution.

Back

the mode

Front

The tendency to believe, after learning an outcome, that one would have foreseen it.

Back

hindsight bias