1. In a certain student population, incomes are normally distributed with a mean of $1000 per month and a standard deviation of $200 per month. If we randomly select five students from this population, what is the probability that their total monthly income is greater than $5500?

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A: Z is known as standard normal variable. it's value is obtained using standard Normal table.

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A: GIVEN DATA μ = 2.33σ = 0.44n = 6find sampling distribution

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A: Hey, since there are multiple subparts posted, we will answer first three questions. If you want any…

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A: GIVEN DATA  normal distribution μ = 490σ =95 for top 5% : x= ?

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Q: Suppose we are interested in analyzing the market share and customer loyalty for Murphy's Foodliner…

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Q: ffect of diet and exercise on blood cholesterol lev ach subject initially and then three month after…

A: By applying a paired 't' test, sample size,n= 12 Mean (d̄) =Σd/n              = 255/12…