The Decision to Combine Certain Categories Is Dependent Upon the Ease

question 3

True/False

The decision to combine certain categories is dependent upon the ease with which this can be done and the number of original categories.

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Definitions:

Validity

The degree to which a research study or testing instrument accurately measures what it intends to measure.

Interval Measures

A scale of measurement where the difference between any two consecutive measures is the same, but it does not have a true zero point, e.g., temperature scales.

Equal Intervals

A measurement scale where the difference between values is the same across the scale.

True Zero

A point on a scale which represents a complete absence of the measured entity, not merely an arbitrary point.