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(CORRECT ANSWER) MATH225N Week 6 Quiz : The population standard deviation for the heights of dogs, in inches, in a city is 3.7 inches.

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QUESTION 4

The population standard deviation for the heights of dogs, in inches, in a city is 3.7 inches. If we want to be 95% confident that the sample mean is within 2 inches of the true population mean, what is the minimum sample size that can be taken?

Use the table above for the z-score, and be sure to round up to the nearest integer.

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