When Bella runs the 400 meter dash, her finishing times are
normally distributed with a mean o...
Mathematics, 23.05.2020 05:05 kylucienne
When Bella runs the 400 meter dash, her finishing times are
normally distributed with a mean of 83 seconds and a standard
deviation of 1.5 seconds. Using the empirical rule, determine the
interval of times that represents the middle 99.7% of her finishing
times in the 400 meter race.
Answers: 3
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