1. Math
  2. Statistics And Probability
  3. use the empirical rule the mean speed of a sample...

Question: use the empirical rule the mean speed of a sample...

Question details

Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 65miles per​ hour, with a standard deviation of 3 miles per hour. Estimate the percent of vehicles whose speeds are between 56 miles per hour and 74 miles per hour. (Assume the data set has a​ bell-shaped distribution.)

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution