The Statistical Phenomenon That Causes a Group's Average Performance on One

question 14

Multiple Choice

The statistical phenomenon that causes a group's average performance on one measure to appear closer to the mean of that measure at the second measurement is referred to as a(n) ____ threat.

• A)history
• B)mortality
• C)instrumentation
• D)regression

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Definitions:

Estimates

Quantitative calculations or judgements regarding future events or outcomes.

Categorical Variables

Variables that represent categories and can take on values that are names or labels.

Dummy Variables

In statistical modeling, these are artificial variables created to represent an attribute with two or more distinct categories or levels.

Regression Analysis

A statistical method used to explore the relationship between a dependent variable and one or more independent variables.