Mathematics, 13.12.2021 01:00 adriana238
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 64 miles per hour, with a standard deviation of 4 miles per hour. Estimate the percent of vehicles whose speeds are between 60 miles
per hour and 68 miles per hour. (Assume the data set has a bell-shaped distribution.)
Approximately
% of vehicles travel between 60 miles per hour and 68 miles per hour
Answers: 2
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Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 64 mile...
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