Question: please do fast!! i will rate you good for sure!! Use R-Studio to answer the following: A normal population has a known mean u =

please do fast!! i will rate you good for sure!!

Use R-Studio to answer the following: A normal population has a known mean u = 50 and variance 02 = 5. What is the approximate probability that the sample variance is greater than or equal to 7.44? Also solve for the approximate probability that the sample variance is less than or equal to 2.56. Complete these calculations separately for the following random sample sizes: a.n=16b.n=30.n=71

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