A Distribution of Scores That Clusters Around the Average Test

question 161

Multiple Choice

A distribution of scores that clusters around the average test scores,with fewer scores found far from average,describes ____.

• A) the normal distribution
• B) a valid distribution
• C) a skewed distribution
• D) the Flynn effect

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Definitions:

Compute Mean

The process of calculating the arithmetic average of a set of numbers by summing them up and dividing by the count of numbers.

Predictors

Variables used in regression analysis to forecast the value of an outcome variable.

Independent Variable

An independent variable is a variable that is manipulated or changed in an experiment to test its effect on a dependent variable.

Dependent Variable

The outcome factor in a study that changes in response to manipulations of the independent variable.