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An economist is interested in studying the incomes of consumers in a particular

An economist is interested in studying the incomes of consumers in a particular region. The population standard deviation is known to be $1,000. 9. Referring to Problem C, what is the critical value for a 95% confidence interval? a. 1.96 b. 1.64 c. 1.8331 Sebne m d. 1.00 ham og bill b 10. Referring to Problem C, what sample size would the economist need to use for the 95% confidence interval if Error is + $50? a. n=1537 a guri dorjo s touto toga, m orto b. n = 385 c. n = 40 d. n = 20

Feb 01 2020 View more View Less

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