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In a survey of a group ofmen, the heights in the20-29 age group were normallydistributed, with a mean of 67.4 inches and a standard deviation

In a survey of a group ofmen, the heights in the20-29 age group were normallydistributed, with a mean of 67.4 inches and a standard deviation of 3.0 inches.

The probability that the study participant selected at random is between 68 and 70 inches tall is (Round to four decimal places asneeded.)

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