Refer to Exercise and the Centers for Disease Control and Prevention listing of the sanitation scores for
Question:
a. Find the mean and standard deviation of the sanitation scores.
b. Calculate the intervals x-bar ± s, x-bar ± 2s, and x-bar ± 3s.
c. Find the percentage of measurements in the data set that fall within each of the intervals in part b. Do these percentages agree with either Chebyshev’s rule or the empirical rule?
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a x 957 s 496 b 9...View the full answer
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