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Mathematics, 08.03.2021 08:50 chrissy5189

Suppose the distribution of children's ages at a local YMCA is approximately normal. What is the Z-score for a child who is 7 years old if the distribution has a mean age of 9 and a
standard deviation of 2?

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Suppose the distribution of children's ages at a local YMCA is approximately normal. What is the Z-...

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