An economist is interested in studying the incomes of consumers in a particular country. The population standard deviati

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An economist is interested in studying the incomes of consumers in a particular country. The population standard deviati

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An Economist Is Interested In Studying The Incomes Of Consumers In A Particular Country The Population Standard Deviati 1
An Economist Is Interested In Studying The Incomes Of Consumers In A Particular Country The Population Standard Deviati 1 (26.22 KiB) Viewed 13 times
An economist is interested in studying the incomes of consumers in a particular country. The population standard deviation is known to be RM1,400. A random sample of 67 individuals resulted in a mean income of RM12,300. What is the upper end point in a 90% confidence interval for the average income? Round off your answer to the nearest decimal. A. RM12,393 B. RM12,444 C. RM12,519 D. RM12,581
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