7. (20 points) A radar unit is used to measure speeds of cars on the a...

 

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7. (20 points) A radar unit is used to measure speeds of cars on the a side street. The speeds are normally distributed, with a mean of 36 mph and a standard deviation of 3 mph. Fill in the normal curve below. Use the normal distribution curve to find the percentage of cars traveling: a. between 30 and 42 mph: b. between 33 and 36 mph: c. faster than 45 mph: d. faster than 33 mph: e. slower than 36 mph: 7. (20 points) A radar unit is used to measure speeds of cars on the a side street. The speeds are normally distributed, with a mean of 36 mph and a standard deviation of 3 mph. Fill in the normal curve below. Use the normal distribution curve to find the percentage of cars traveling: a. between 30 and 42 mph: b. between 33 and 36 mph: c. faster than 45 mph: d. faster than 33 mph: e. slower than 36 mph:

Answer rating: 100% (QA)

To fill in the normal curve well use the mean of 36 mph and the standard deviation of 3 mph for the ... View the full answer