Opinions reflect only those of the people who decide to respond. These polls are unscientific and worthless. READ P61 OF THE TEXT BOOK. Do you have a tattoo? What is the margin of error for the different percentages? What should you report? Example: men who answer yes 11% N = 37 Margin of error = .16 or 16% Report: 11% + 16% So there is a huge margin of error and the 11% is fairly uncertain. What Is Wrong With the tattoo Survey? What is the target population? What sort of sample do we have?
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