The Harris Poll Here is the language used by the Harris
Chapter 5, Problem 5.84(choose chapter or problem)
The Harris Poll Here is the language used by the Harris Poll to explain the accuracy of its results: In theory, with a sample of this size, one can say with 95 percent certainty that the results have a statistical precision of plus or minus 3 percentage points of what they would be if the entire adult population had been polled with complete accuracy.25 What does Harris mean by 95 percent certainty?
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