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Discuss the difference between validity and reliability. Define a group and explain the differences between primary...

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Psychology

Discuss the difference between validity and reliability.

Define a group and explain the differences between primary andsecondary groups.

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Discuss the difference between validity and reliability Validity of a test means that the test is measuring what it is actually supposed to measure For example the test for measuring the job performance of employees should be measuring the efficiency of the employees and not the show size of the employees Also if a test is measuring now shy a    See Answer
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