Question: 4. You are examining two data sets involving test scores, set A and set B. The score 86 appears in both data sets. In which

4. You are examining two data sets involving test scores, set A and set B. The score 86 appears in both data sets.

In which of the following data sets does 86 represent a higher score? Explain.

(a) The percentile rank of 86 is higher in set A than in set B.

(b) The mean is 80 in both data sets, but set A has a higher standard deviation.

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