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7 December, 18:50

What is the standard deviation of the following data? If necessary, round your answer to two decimal places.

10, 12, 15, 18, 11, 13, 14, 16, 19, 20

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  1. 7 December, 21:46
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    Total numbers=10

    mean (average) = 14.8

    standard deviation=3.4254

    variance_standard deviation) = 11.73333

    population standard deviation=3.24962

    variance (population standard deviation) = 10.56
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