What percent of all serve speeds

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1) Cartons of liquid detergent are filled with a mean weight of 16.00 oz and a standard deviation of 0.25 oz. If the distribution is bell shaped , use the Empirical Rule to answer the following questions

a) About 95% of the weights are between what two values?

b) What percentage of weights are between 15.75 oz and 16.25 oz ??

2) At a tennis tournament a statistician keeps track of every serveThe statistician reports that the mean serve speed of a particular player is 94 miles per hour (mph) and the standard deviation of the serve speeds is 11 mph. If nothing is known about the shape of the distribution, use Chebyshev's Inequality to answer this question: What percent of all serve speeds are between 72 and 116 mph?

Reference no: EM133245444

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