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Mathematics 11 Online
OpenStudy (liliakarina):

The periods of time (in minutes) students waited for going in to school were: 10, 15, 10, 6, 15, 10, 5, 9, 11 and 5 What's the standard deviation for such time periods? a)S=3.59 b)S=5.82 c)S=6.06 d)S=6.46

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