TABLE 2-11
The ordered array below resulted from selecting a sample of 25 batches of 500 computer chips and determining how many in each batch were defective.
-Referring to Table 2-11, construct a cumulative percentage polygon for the defects data if the corresponding frequency distribution uses "0 but less than 5" as the first class.
Definitions:
Test-retest Reliability
The degree to which the same test or assessment yields consistent results over time when taken by the same individual under the same conditions.
External Validity
The extent to which the results of a study can be generalized to other situations and to other people.
Interrater Reliability
A measure of how consistently different observers or raters assess, score, or judge a particular trait, behavior, or outcome.
Placebo
A harmless pill, medicine, or procedure prescribed more for the psychological benefit to the patient than for any physiological effect.
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