Assume Tha The ages of children at Happy Times Day care" normally distributed with a mean of 3.1 Yearswand a standard deviation of li2 years, а 9 Use The Empirical Rule to estimate The Perccentage of children that are between 2.5 and 4.4 years B what is The 2-score of a child who is I years $1 C Find The Percent of children alder Tuan I Years old. The percent will be 30 010 alder Than Year old

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A: Given  n=750, X~ N(mu=85, sigma^2=3.5^2) We want to find Z score and probability by using standard…

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A: In question, Given that pulse rates among healthy adults are normally distributed with mean of 80…

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A:

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Q: how do you find the standardized test statistic z from n=100,  mean of 502, mu of 499, standard…

A: The provided information is:

Q: Suppose that pulse rates among healthy adults are normally distributed with a mean of 80 beats…

A: Mean(µ) = 80Standard deviations (σ) = 10X ~ N (µ, σ )= N(80,10)

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A: see the handwritten solution

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