Question: You would probably be nervous about inferring a population estimate and a confidence interval for the mean U.S. SAT Combined score from the data in

You would probably be nervous about inferring a population estimate and a confidence interval for the mean U.S. SAT Combined score from the data in Table 11.1, but you are probably much less worried about your confidence limits on Pupil/Teacher ratio in Exercise 12.8. Why would this be?

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