interval Archives - Essay Quoll

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If someone were to ask you what this particular confidence interval means, what would you say?

Posted on December 14, 2020 by Ambrose

10. (2 points) If someone were to ask you what this particular confidence interval means, what would you say? Conclusion: Do you reject the null hypothesis(yes or no)?

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.

Posted on October 13, 2020 by Ambrose

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.

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