If the Assumption of Sphericity Is Violated in a Repeated

question 29

Multiple Choice

If the assumption of sphericity is violated in a repeated measures design,an adjustment factor can be used to obtain new degrees of freedom for

• A)IV.
• B)Error.
• C)both IV and Error.
• D)none of these

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Definitions:

Allele Frequencies

A measure of the relative frequency of an allele (variant of a gene) at a genetic locus in a population, expressed as a proportion or a percentage.

Directional Selection

The gradual replacement of one phenotype with another because of environmental change that favors phenotypes at one of the extremes of the normal distribution. Compare with stabilizing selection and disruptive selection.

Phenotypes

The set of observable characteristics or traits of an organism resulting from the interaction of its genotype with the environment.

Normal Distribution

A bell-shaped frequency distribution curve, where most occurrences take place in the middle of the distribution and taper off on either side.