Cross-Products

question 12

Multiple Choice

Cross-products:

• A)Represent a total value for the combined error between two variables.
• B)Represent the total squared difference between the observed values and the mean value.
• C)Represent the effect(s) of two or more outcome variables multiplied together.
• D)Compare the ratio of systematic to unsystematic variance for several dependent variables.

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Definitions:

Operating Characteristic

A function or curve that describes the discerning capacity of a statistical test, defining the probabilities of accepting a hypothesis over a range of values.

Sample Size

The number of individuals or observations used in a study, affecting its power and the precision of the results.

Type II Error

A statistical error that occurs when a false null hypothesis is not rejected, missing an actual effect or difference.

Sample Size

The number of observations or data points in a statistical sample.