Mathematics, 07.04.2020 01:23 iBrain
Joan’s finishing time for the Bolder Boulder 10K race was 1.73 standard deviations faster than the women’s average for her age group. There were 410 women who ran in her age group. Assuming a normal distribution, how many women ran faster than Joan?
Answers: 1
and 
be the mean and standard deviation of women's finishing time.
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Joan’s finishing time for the Bolder Boulder 10K race was 1.73 standard deviations faster than the w...
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