Simple Random Sampling: The EAI data has information on the annual
incomes of managers and whether they have attended the training
program or not. This data comprise all the 2500 managers that work for
this organization. Using this information, address the following
questions: Select a simple random sample of 150 managers and another
of 250 managers and calculate the point estimates for the population
mean, standard deviation, and proportion. How do the results you
obtained for n = 150 and n = 250 compare to the population
information? Can you make any conclusion out of this? Why and why not?
Please work on excel, show all work including formulas and explain your answers
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Simple Random Sampling: The EAI data has information on the annual
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