JennaBright43
Answered

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When Zahra runs the 400 meter dash, her finishing times are normally distributed with a mean of 84 seconds and a standard deviation of 1.5 seconds. Using the empirical rule, what percentage of races will her finishing time be between 81 and 87 seconds?

Sagot :

alexisteah29

Answer:

hi jenna

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Answer:

95%

Step-by-step explanation:

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