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The ages of the winners of a recycling tournament are approximately bell-shaped. The mean age is 27.4 years, with a standard deviation of 3.4 years.

The ages of the winners of a recycling tournament are approximately bell-shaped. The mean age is 27.4 years, with a standard deviation of 3.4 years. The winner in one recent year was 28 years old.

Transform the age to a z-score
Interpret the result
Determine whether the age is unusual

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