Find the mean and standard deviation of the data set

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The data listed here are the weights (in pounds) of 27 packages of ground beef in a supermarket meat display:

1.08 0.99 0.97 1.18 1.41 1.28 0.83

1.06 1.14 1.38 0.75 0.96 1.08 0.87

0.89 0.89 0.96 1.12 1.12 0.93 1.24

0.89 0.98 1.14 0.92 1.18 1.17

1) Find the mean and standard deviation of the data set.

2) Find the percentage of measurements in the intervals x¯ ± s, x¯ ± 2s, and x¯ ± 3s. Include the number of data points in each interval, the interval, written in the for (lower, upper), and the percentages.

Reference no: EM132855867

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