A population of values has a normal distribution with μ=94.9 and σ=63. You intend to draw a random sample of size n=189. Please show your answers as numbers accurate to at least 5 decimal places. Find the probability that a single randomly selected value is greater than 93.1. Find the probability that a sample of size n=189 is randomly selected with a mean greater than 93.1

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A: We know that; X1, X2,..., Xn~Normal(μ,σ2)⇒X¯~Normalμ,σ2n⇒Z=X¯-μσn~Normal0,1

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A: Hello, Thanks for posting your question here.  I will solve all the parts here but since you have…

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A: Given that  df1 = 22 , df2 = 77  P(F > f) = 0.90

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A:

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A: μ=248.6σ=97.6n=246

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A:

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A:

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A:

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Q: A population of values has a normal distribution with μ=248.6�=248.6 and σ=97.6�=97.6. You intend to…

A: normal distribution μ = 248.6σ = 97.6n = 246P29 = ?

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