Deaths from guns. The Harris Poll asked a random sample of 1009 adultswhich causes of
Chapter 0, Problem 20.9(choose chapter or problem)
Deaths from guns. The Harris Poll asked a random sample of 1009 adultswhich causes of death they thought would become more common in the future.Topping the list was gun violence: 70% of the sample thought deaths from gunswould increase.(a) How many of the 1009 people interviewed thought deaths from gun violencewould increase?(b) Harris says that the margin of error for this poll is plus or minus 3 percentagepoints. Explain to someone who knows no statistics what margin of error plus orminus 3 percentage points means.(c) Give a 95% confidence interval for this survey. Does your margin of erroragree with the 3 percentage points announced by Harris?
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