Exercise 49

Chapter Appendix A, Page A5
Myers' Psychology for AP 2nd Edition by David G Myers
ISBN: 9781464113079

Solution

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The correct answer is D. (Most data points were closer to the mean in the first set than in the second). Standard deviation refers to a measure of how spread are the scores around the mean score. The larger it is, the further the results are from the mean. Since the the standard deviation in the first set was very small, it means that the data points were closer to the mean.

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