In a sample of 500 new Web sites registered on the Internet, 24 were anonymous (i.e., they shielded their name and contact information). (a) Construct a 95 percent confidence interval for the proportion of all new Web sites that were anonymous. (b) May normality be assumed? Explain. (c) Would the Very Quick Rule work here? (Data are from “New Services Are Making It Easier to Hide Who Is Behind Web Sites,” The Wall Street Journal, September 30, 2004.)
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