statistics
posted by Anoymous .
the mean gas mileage for a hybrid car is 56 miles per gallon suppose that the gasoline mileage is approximately normally distributed of 3.2 miles per gallon what is the probability that a randomly selected hybrid gets more than 62 miles per gallon.
 statistics  Damon
Respond to this Question
Similar Questions

Math
The Honda Civic Hybrid vehicle, powered by gasolineelectric technology, gets 49 miles per gallon in city driving and 51 miles per gallon in highway driving. The car is driven 447 miles on 9 gallon of gasoline. How many miles were … 
Algebra Word Problems
when going more than 38 miles per hour the gas mileage of a certain car fits the model y=43.81  3.95x where x is the speed of the car in miles per hor and y is the miles per gallon of gas. Based on model what speed will the car average … 
statistics
An auto maker estimates that the mean gas mileage of its sport utility vehicle is 20 miles per gallon. A random sample of 8 such vehicles had a mean of 18 per gallon and a standard deviation of 5 miles per gallon. At Ã¡=0.05, can you … 
MTH233/statistics UOP
A car company says that the mean gas mileage for its luxury sedan is at least 21 miles per gallon. You believe the claim is incorrect and find that a random sample of five cars has a mean gas mileage of 19 miles per gallon and a standard … 
statistics
Miles per gallon. In its Fuel Economy Guide for 2008 model vehicles, the Environmental Protection Agency gives data on 1152 vehicles. There are a number of outliers, mainly vehicles with very poor gas mileage. If we ignore the outliers, … 
Stats
how did you come to this answer? The answer is approximately =0.017 b) Ten Cobalts are randomly selected and the miles per gallon for each car are recorded. What is the probability that the mean miles per gallon exceed 34 miles per 
Business Statistics 2
A consumer research group is interested in testing an automobile manufacturerâ€™s claim that a new economy model will travel at least 25 miles per gallon of gasoline (H0: μ 25). a. With a .02 level of significance and a sample … 
QNT 351
What is the probability that a randomly selected hybrid gets more than 60 miles per gallon? 
statistics
The true highway mileage, Y, of a specific brand of hybrid vehicle has a normal distribution with a mean of 42 and a standard deviation of 1.5. Find the probability that a randomly selected hybrid vehicle gets more than 38 miles to … 
Stats
Suppose that you drive $32,000 miles per year and gas averages $2.50 per gallon. What will you save in annual fuel expenses by owning a hybrid car averaging 50 miles per gallon rather than an SUV averaging 12 miles per gallon.