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give formulas Question 3) In a population of 250 employees, using a confidence level of 95%, what is the average charitable donation per year for

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Question 3) In a population of 250 employees, using a confidence level of 95%, what is the average charitable donation per year for all employees? A study of 40 employees was done, which revealed a mean of $500 with a variance of $2 40,000. (2 Marks)

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