Given Forecast Errors of 5, 0,−4, and 3, What Is

question 56

Multiple Choice

Given forecast errors of 5, 0,−4, and 3, what is the mean absolute deviation?

• A)4
• B)3
• C)2.5
• D)2
• E)1

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Definitions:

Cognitive-behavior Therapy

A psychotherapeutic treatment that helps patients understand the thoughts and feelings that influence behaviors, aimed at changing negative patterns to improve the way they feel.

Meta-analyses

Statistical techniques that combine the results of multiple scientific studies to obtain a more precise estimate of the effect size of a particular variable.

Self-statement Modification

A cognitive-behavioral technique aimed at changing negative or harmful self-talk into positive or constructive self-statements.

Effect Size

is a quantitative measure of the magnitude of a phenomenon or the strength of the relationship between two variables.