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Calculate the range variance and standard deviation

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Reference no: EM131554277

Question: The following data give the prices of seven textbooks randomly selected from a university bookstore. $89 $170 $104 $113 $56 $161 $147

a. Find the mean for these data. Calculate the deviations of the data values from the mean. Is thesum of these deviations zero?

b. Calculate the range, variance, and standard deviation.

Reference no: EM131554277

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