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If the Mean Is 10 for a Given Variable,and the Standard

Question 67

Multiple Choice

If the mean is 10 for a given variable,and the standard deviation is 1,then 99.9 percent of cases are between which two values?

A) 8 and 12
B) 7 and 13
C) 6 and 14
D) 5 and 15
E) 4 and 16

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