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Category > Statistics Posted 23 Jun 2017 My Price 6.00

A random sample of size n = 70 is taken from a finite population of size N = 500 with mean

A random sample of size n = 70 is taken from a finite population of size N = 500 with mean μ = 220 and variance σ2 = 324.

 

a. Is it necessary to apply the finite population correction factor? Explain. Calculate the expected value and the standard deviation of the sample mean.

b. What is the probability that the sample mean is less than 210?

c. What is the probability that the sample mean lies between 215 and 230?

 

 

Answers

Alpha Geek
(8)
Status NEW Posted 23 Jun 2017 08:06 AM My Price 6.00

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Attachments

file 1498206853-2233072_1_636336945433034841_Sample-Probability-Fnite-population.xlsx preview (273 words )
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