According to the Environmental Protection Agency (EPA), the 2018 Toyota Camry L drives an average of...

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According to the Environmental Protection Agency (EPA), the 2018Toyota Camry L drives an average of 420.5 miles on a full tank ofgas. Assume the mileage follows a normal distribution with astandard deviation of 50 miles. Answer the following questions:
17.) Determine the number of miles that the car will travel with90%, 30%, and 50% probability on a full tank of gas.
18.) Determine the UPPER AND LOWER value(s) for the interval ofmiles traveled on a full tank of gas around the mean that includesapproximately 68% of miles for this car.
19.) Determine the UPPER AND LOWER value(s) for the interval ofmiles traveled on a full tank of gas around the mean that includesapproximately 95% of miles for this car.
20.) Determine the UPPER AND LOWER value(s) for the interval ofmiles traveled on a full tank of gas around the mean that includesapproximately 99.7% of miles for this car.

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3.8 Ratings (577 Votes)

for normal distribution z score Xx here mean 4205 std deviation 50000 17 for top 90 values critical z 128 therefore corresponding milesmeanzstd deviation See Answer

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