3. The length of time it takes for a manufacturer to build a car is normally distributed with a mean of 20 hours and a standard deviation of 1.5 hours. Use this information to answer the following questions. A. What percent of cars are made in less than 17 hours? Show work. B. What percent of cars take between 19 and 22 hours to make? Show work. C. How long would it take to build your car if it is in the 75 percentile? Show wom

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3. The length of time it takes for a manufacturer to build a car is normally distributed with a
mean of 20 hours and a standard deviation of 1.5 hours. Use this information to answer
the following questions.
A. What percent of cars are made in less than 17 hours? Show work.
B. What percent of cars take between 19 and 22 hours to make? Show work.
th
C. How long would it take to build your car if it is in the 75 percentile? Show work.
Transcribed Image Text:3. The length of time it takes for a manufacturer to build a car is normally distributed with a mean of 20 hours and a standard deviation of 1.5 hours. Use this information to answer the following questions. A. What percent of cars are made in less than 17 hours? Show work. B. What percent of cars take between 19 and 22 hours to make? Show work. th C. How long would it take to build your car if it is in the 75 percentile? Show work.
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