If You Are Evaluating the Usefulness of a Given Predictor

question 31

Multiple Choice

If you are evaluating the usefulness of a given predictor in predicting job success, and you are interested in the value the predictor adds to the prediction of job success, you want to know the predictor's ________.

• A) validity coefficient
• B) practical significance
• C) sign
• D) statistical significance

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Definitions:

Normally Distributed

Describes a statistical distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Mathematical Equation

A statement of equality between two expressions which holds true under certain conditions.

Independent Variable

A variable in an experiment or model that is manipulated to observe its effect on the dependent variable.

Dependent Variable

A variable in experimental and statistical modeling whose value is dependent on the influence of another variable (the independent variable).