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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 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?z0.10z0.05z0.025z0.01z0.0051.2821.6451.9602.3262.576Use the table above for the z-score, and be sure to round up to the nearest integer.
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