Twelve
randomly-chosen students were asked how many times they had missed
class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4,
3, 1, 1, 5, 18. For this sample, the standard deviation is approximately
_____.
A. 3.75 B. 4.55 C. 4.75 D. 3.03
A. 3.75 B. 4.55 C. 4.75 D. 3.03
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