Suppose That a Normal Model Describes Fuel Economy (Miles Per

question 1

Multiple Choice

Suppose that a Normal model describes fuel economy (miles per gallon) for automobiles and that a Toyota Corolla has a standardized score (z-score) of +2.2.This means that Corollas…

• A)get 2.2 miles per gallon.
• B)have a standard deviation of 2.2 mpg.
• C)get 2.2 mpg more than the average car.
• D)get 2.2 times the gas mileage of the average car.
• E)achieve fuel economy that is 2.2 standard deviations better than the average car.