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Confidence interval for the true population mean cat weight

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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 < ______________

Reference no: EM131977974

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