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To build an interval estimate for mean annual textbook expense of all IUPUI undergraduate students, a random sample of n = 108 students was selected.From

To build an interval estimate for mean annual textbook expense of all IUPUI undergraduate students, a random sample ofn = 108students was selected.From the sample data the following quantities were calculated.The sample data are in dollars.

x = 66620(x x) = 4484130 Sample mean= 616.85

What is sample standard deviation is:

Group of answer choices

204.71

201.42

199.63

196.95

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