A population of values has a normal distribution with u = 67.6 and o = 57.9. You intend to draW a random sample of size n = 172. Find the probability that a single randomly selected value is greater than 57.9. P(X > 57.9) =| Find the probability that a sample of size n = 172 is randomly selected with a mean greater than 57.9. P(M > 57.9) = Enter your answers as numbers accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.

Q: Suppose a variable x has population mean µ = 38.23 and standard deviation o = 2.78. Determine the…

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A: Given that μ=247.2,σ=35,n=34

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A: We want to find z score  If Z Value lie outside (-3, 3) then it will be unusual.

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Q: alternative hypothesis, u6.5. Use a = 0.05 Conduct a t-test for the null hypothesis H: u = 100…

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Q: Please calculate the test statistic

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Q: How do I do this problem?

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Q: I need to find the indicated probability for a Mean of 24, an SD of 4.2. P(x > 30)

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