Draw the model for auto fuel economy

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Reference no: EM131008666

The Environmental Protection Agency (EPA) fuel economy estimates for automobiles suggest a mean of 24.8 mpg and a standard deviation of 6.2 mpg for highway driving. Assume that a Normal model can be applied.

a) Draw the model for auto fuel economy. Clearly label it, showing what the 68-95-99.7 Rule predicts about miles per gallon.

b) In what interval would you expect the central 68% of autos to be found?the lowest 3%

c) the middle 90%

Reference no: EM131008666

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