Estimate the percent of vehicles whose speeds are between

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Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 63 miles per? hour, with a standard deviation of 5 miles per hour. Estimate the percent of vehicles whose speeds are between 58 miles per hour and 68 miles per hour.? (Assume the data set has a? bell-shaped distribution.)

Reference no: EM132643321

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