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zns889 zns889
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Posts: 807
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6 years ago
A market researcher is interested in studying the incomes of consumers in a particular region. The population standard deviation is known to be 1,000 . A random sample of 50 individuals resulted in an average income of 15,000 . What is the upper end point in a 99 confidence interval for the average income?
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wrote...
6 years ago
UCL = 15,364.87
zns889 Author
wrote...
6 years ago
Happy Dummy I'm impressed
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