The times of all 15 year olds who run a certain race are approximately normally distributed with a given mean mu is equal to 18 sec and standard deviation sigma is equal to 1 point 2 sec. What percentage of the runners have times less than 14 point 4 sec?

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0 point 3 0 percent

Introduction to Normal Distributions - Quiz Quiz

The times of all 15 year olds who run a certain race are approximately normally distributed with a given mean mu is equal to 18 sec and standard deviation sigma is equal to 1 point 2 sec. What percentage of the runners have times less than 14 point 4 sec?

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