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Mathematics, 03.11.2020 17:20 startabull
4) An economist is interest in studying the incomes of consumers in a particular country. The population standard deviation is known to be $1,000. A random sample of 50 individuals resulted in a mean income of $15,000. What total sample size would the economist need to use for a 95% confidence interval if the width of the interval should NOT be more than $100
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4) An economist is interest in studying the incomes of consumers in a particular country. The popula...
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