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The average annual rainfall for a group of cities is 10.46 inches, and the standard deviation is 1.2 inches.One of these cities has an annual
The average annual rainfall for a group of cities is 10.46 inches, and the standard deviation is 1.2 inches.One of these cities has an annual rainfall of 8.72 inches.What is the standardized version (z-score) of this value?
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