An Investigation of a Test's Construct Validity May Yield Evidence

question 86

Multiple Choice

An investigation of a test's construct validity may yield evidence that

• A) the test is measuring a single construct.
• B) the test does not correlate significantly with another test purporting to measure the same construct.
• C) test scores increase as a function of age.
• D) All of these

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Definitions:

Process Capability Index

A statistical measure that assesses the ability of a process to produce output within specified limits.

Specification Limits

The defined range of acceptable values for a product’s dimensions, performance, or other measurable quality.

Standard Errors

A measure of the precision of a sample mean estimate of a population mean.

Pooled Standard Deviation

The combined standard deviation of two or more groups of data, used when the groups have a common or similar mean but differ in sample size.