Mathematics, 04.05.2021 09:10 lolz55678
When Sarah runs the 400 meter dash, her finishing times are normally distributed with a mean of 63 seconds and a standard deviation of 1.5 seconds. Using the empirical rule, what percentage of races will her finishing time be between 61.5 and 64.5 seconds?
Answers: 2
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Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half
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Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2
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When Sarah runs the 400 meter dash, her finishing times are normally distributed with a mean of 63 s...
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