An FDA representative randomly selects12 packages of ground chuck from a grocery store and measures the fat content (as a percent) of each package. Assume that the fat contents have an approximately normal distribution. The resulting measurements are given below.

19	11	13	13
16	18	12	16
14	19	15	14

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Step1of2:

Calculate the sample mean and the sample standard deviation of the fat contents. Round your answers to two decimal places, if necessary.