If Possible, It Is Always Preferable to Measure a Parameter

question 3

True/False

If possible, it is always preferable to measure a parameter instead of a statistic.

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Definitions:

Experimental Test

An experimental test is a research method where the researcher manipulates one or more variables under controlled conditions to study their effect on other variables.

Hypothesis

A proposed explanation for a phenomenon, based on limited evidence as a starting point for further investigation.

Test Validity

The extent to which a test measures what it is intended to measure and the accuracy of the test results.

Kinds of Validity

The extent to which a test or instrument measures what it is supposed to measure, including content, criterion, and construct validity.