Find the mean of the sample of 14 measurements

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A sample of 12 measurements has a mean of 24 and a standard deviation of 2.5. Suppose that the sample is enlarged to 14 measurements, by including two additional measurements having a common value of 24 each.

Find the mean of the sample of 14 measurements.
Find the standard deviation of the sample of 14 measurements.

 

Reference no: EM13192047

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