jmhaehn2k jmhaehn2k

26-07-2016
Mathematics

contestada

The program reports a mean of 31.5 and a standard deviation of 2.5. What is the variance of the data? Round to the nearest tenth.

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nobillionaireNobley nobillionaireNobley

30-07-2016

Variance = square of standard deviation

Variance = (2.5)^2 = 6.25 = 6.3 to the nearest tenth.

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