Jamilla Is Interested in How Many Pizza Slices the Average

question 11

Multiple Choice

Jamilla is interested in how many pizza slices the average teenage boy would eat for lunch. Thus, she asks 25 young men from her high school home room class to eat pizza and computes the average. This average would be called a ___________.

• A) measure of variability
• B) measure of dispersion
• C) mean
• D) inferential statistic

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Definitions:

External Validity

The extent to which the results of a study can be generalized to other situations, populations, or settings.

Alternate Form Reliability

A measure of consistency where different versions of a test produce similar results, indicating the test’s reliability over time.

Concurrent Validity

A measure of how well a particular test correlates with a previously validated measure taken at the same time.

Construct Validity

The extent to which a test or measurement tool accurately measures the theoretical construct it is intended to measure.