20-05-2017
Mathematics

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Use a calculator to find the mean and standard deviation of the data. Round to the nearest tenth. The height (in feet) of a sample of trees in the school playground: 12.5, 9.8, 13.5, 11.2, 12.3, 14.2, 11.7, 9.8, 12.6, 10.4

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23-05-2017

the mean is:11.8
the standard deviation is:1.5

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