(Answered) Question discuss in relative terms the sample size needed

Statistics

Question: Discuss, in relative terms, the sample size needed for an application of a normal distribution for the sample mean when sampling is from each of the following populations. (Assume the population standard deviation is known in each case.)

a. A normal population

b. A mound-shaped population, close to normal

c. A discrete population consisting of the values 1,006, 47, and 0, with equal frequencies

d. A slightly skewed population

e. A highly skewed population

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