Compute the sample standard deviation and sample variance

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Reference no: EM131576096

A quality control analyst measures the number of hours a patient in a low-risk condition waits for care at the emergency room of a small hospital. The following data are obtained for 20 patients.

2.26 2.01 3.0 1.22 1.92 1.79 0.78 1.89 0.71 1.58

2.02 2.77 2.87 0.51 0.74 1.95 2.76 2.61 3.54 2.95

a. compute the sample mean, sample median, and range of data.

b. compute the sample standard deviation and sample variance. Show work.

Reference no: EM131576096

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