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A local Holiday Inn asked customers to rate their stays on a scale of 1-10. The following list shows the ratings given by the last

A local Holiday Inn asked customers to rate their stays on a scale of 1-10. The following list shows the ratings given by the last 10 customers (use formulas for this question):

8 8 7 10 6 9 5 7 6 8

Calculate the range.

Calculate the variance (round to 2 decimal places).

Calculate the standard deviation (round to 2 decimal places).

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