SOLUTION: Joan's finishing time for the Bolder Boulder 10K race was 18.4 standard deviations faster than the women's average for her age group. There were 395 women who ran in her age group.

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Question 1175219: Joan's finishing time for the Bolder Boulder 10K race was 18.4 standard deviations faster than the women's average for her age group. There were 395 women who ran in her age group. Assuming a normal distribution, how many women ran faster than Joan?
Number of women _____
Answer by ikleyn(52802) About Me  (Show Source):
You can put this solution on YOUR website!
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Be accurate using such form " . . . was 18.4 standard deviations faster than . . . "


This form is AMBIGOUS and IS NOT RECOMMENDED for use in Math problems in English.


It brings ambiguity EVERY TIME as it is used.