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1 vote
Given a mean of 61.2 and a standard deviation of 21.4, within how many standard deviations of the mean do the values 45,78,62,90, and 31 fall?

a.0
b.1
c.2
d.3

2 Answers

4 votes
The answer is C. ^^^
User Peter Strange
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7.9k points
3 votes
2 standard deviations or c
User Kitz
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