Based on an Earlier Model Called the Shewhart Cycle,the Plan-Do-Check-Act

question 3

Short Answer

Based on an earlier model called the Shewhart cycle,the Plan-Do-Check-Act (PDCA)cycle was popularized in the 1950's by ____________________.

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Definitions:

Predictive Validity

When a scale is related to a concrete outcome or behavior.

Discriminant Validity

The extent to which a construct is truly distinct from other constructs by empirical standards, often assessed through its lack of correlation with unrelated constructs.

Convergent Validity

When a scale correlates with other scales measuring the same construct.

Face Validity

When scale items appear, at face value, to measure what they are supposed to measure.