Reliability and validity

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Part 1. Reliability and Validity

Grade point average (GPA) is often assumed to measure the intelligence of a student relative to that of other students. Give two reasons why GPA may NOT be reliable and two reasons why GPA may NOT be valid as a measure of the intelligence of college students. Propose an alternative measure of intelligence and explain why your proposed measure is valid and reliable?

Part 2. Level of Measurement

In answering the questions below, please refrain from using examples from the textbook OR from class lectures.

Give two examples of a nominal-level variable and explain why each example is nominal.

Give two examples of an ordinal-level variable and explain why each example is ordinal.

Give two examples of an interval-level variable and explain why each example is interval.

Give two examples of a ratio-level variable and explain why each example is ratio.

Reference no: EM133364855

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