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112, 132, 117, 132, 129, and 104. Sample mean : 121 Using the sample mean found in part (c), and given that the sample standard

112, 132, 117, 132, 129, and 104.

Sample mean :121

Using the sample mean found in part (c), and given that the sample standard deviation of the data set above is 11.76, what percentage of the data set falls within one standard deviation of the mean? Show work

A. 34.2%

B. 66.7%

C. 68.3%

D. 83.3%

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