Mathematics, 16.07.2019 04:00 pinkkitty00012
Use the empirical rule. the mean speed of a sample of vehicles along a stretch of highway is 66 miles per hour, with a standard deviation of 3 miles per hour. estimate the percent of vehicles whose speeds are between 57 miles per hour and 75 miles per hour. (assume the data set has a bell-shaped distribution.)
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Use the empirical rule. the mean speed of a sample of vehicles along a stretch of highway is 66 mile...
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