(Answered) The ages of the winners of a cycling tournament are

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The ages of the winners of a cycling tournament are approximately? bell-shaped. The mean age is 27.3 ?years, with a standard deviation of 3.6 years. The winner in one recent year was 30 years old.

?(a) Transform the age to a? z-score.

?(b) Interpret the results.

?(c) Determine whether the age is unusual.

?(a) Transform the age to a? z-score.

z equals

?(b) Interpret the results.

An age of 30 is about ____ standard? deviation(s) (above or below) the mean?

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