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wrote...
Posts: 204
2 weeks ago
Suppose that a Normal model describes fuel economy (miles per gallon) for automobiles and that a Saturn has a standardized score (z-score) of +2.2. This means that Saturns . . .

▸ get 2.2 times the gas mileage of the average car.

▸ have a standard deviation of 2.2 mpg.

▸ get 2.2 miles per gallon.

▸ get 2.2 mpg more than the average car.

▸ achieve fuel economy that is 2.2 standard deviations better than the average car.
Textbook 

Stats: Modeling the World


Edition: 4th
Authors:
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wrote...
Posts: 245
2 weeks ago
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achieve fuel economy that is 2.2 standard deviations better than the average car.
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2 weeks ago
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