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For a normal-shaped distribution with μ = 50 and σ =8. a. What proportion of the scores ha

Question: For a normal-shaped distribution with \(\mu \) = 50 and \(\sigma =8\).

a. What proportion of the scores have values between 46 and 54?

b. For samples of n = 4, what proportion of the samples means have values between 46 and 54?

c. For sample of n =16, what proportion of the sample mean have values between 46 and 54?

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