The mean of a normal probability distribution is 380: the stardard deviation is 16. a. About 68 % of the observations lie between what two values? Heip Save & Value 1 Value 2 b. About 95% of the observations lie between what two values? Value 1 Value 2 c. Practically all of the observations lie between what two values? Value 1 Value 2 Next 3 of 10

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ= 105 and a standard…

A: given data normal distributionμ = 105σ = 15p(X<129) = ?

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Q: Assume that adults have IQ scores that are normally distributed with a mean of μ = 105 and a…

A: Given information-We have given that adults have IQ scores that are normally distributed.μ= 105σ =…

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Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard…

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A: Given that IQ scores of adults is normally distributed with mean 100 and standard deviation 15. The…