A survey of 100 retailers revealed that the mean after-tax profit was $80 000. Assuming that the population standard deviation is $15 000, determine the 95% confidence interval estimate of the mean after-tax profit for all retailers.

Question 1
A survey of 100 retailers revealed that the mean after-tax profit was $80 000. Assuming
that the population standard deviation is $15 000, determine the 95% confidence interval estimate of the mean after-tax profit for all retailers.

The post A survey of 100 retailers revealed that the mean after-tax profit was $80 000. Assuming that the population standard deviation is $15 000, determine the 95% confidence interval estimate of the mean after-tax profit for all retailers. appeared first on Essay Quoll.

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