Solved: Assume the population standard deviation is 123 ounces, Business Management

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Assume the population standard deviation is 123 ounces

Out of 300 people sampled, 132 owned a pet. Based on this, construct a 90% confidence interval for the true population proportion of people who own pets.

(Accurate to 3 decimal places)

_____________ < p < _______________

______________________________________________________________________________

You measure 35 cats' weights, and find they have a mean weight of 74 ounces. Assume the population standard deviation is 12.3 ounces. Based on this, construct a 95% confidence interval for the true population mean cat weight.

(Accurate to 2 decimal places)

____________ < μ < ______________

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Business Management: Assume the population standard deviation is 123 ounces

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