If the Differences Between Group Means Are Large Enough, Then

question 17

Multiple Choice

If the differences between group means are large enough, then:

• A)It is likely that the assumption of sphericity will have been violated.
• B)The assumption of homogeneity of variances is likely to have been violated.
• C)The resulting model will be a better fit of the data than the grand mean.
• D)The resulting model will be a poorer fit of the data than the grand mean.

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Definitions:

Parallelism

The relationship between two lines or surfaces that are equidistant from each other at all points.

Perpendicularity

A geometric tolerance that specifies the angle between two specified surfaces or features, requiring them to be exactly 90 degrees to each other.

Parallelism

The condition of being parallel; in engineering, the degree to which parts or surfaces are aligned or parallel to each other.

Angularity

Angularity is a measure of deviation or conformity to a specified angle, often critical in part and assembly to ensure proper alignment and function.