Percentage of statistics students
You want to determine the percentage of statistics students who get grades of C or better. How many students should you survey to be 95% confident that the sample percentage is off by no more than 2 percentage points.
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In the gallop poll of 1000 adults, 930 said that restaurants and bars must refuse service to patrons who had too much to drink. Determine a 90% confience interval for true percentage of patrons with this view. Determine the point estimate for the
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