Random sample of 36 cats found average weight to be 98

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Reference no: EM13474081

A random sample of 36 cats found the average weight to be 9.8 pounds with a standard deviation of 2.4 pounds.

a. Construct a 90% confidence interval for the average weight of the cats.

b. Construct a 95% confidence interval for the average weight of the cats.

c. How and why did the intervals change?

Reference no: EM13474081

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