A poll of 1784 U.S. adults found that 847 U.S. adults, or 47.478% regularly used Facebook as a news source. Find the mar

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A Poll Of 1784 U S Adults Found That 847 U S Adults Or 47 478 Regularly Used Facebook As A News Source Find The Mar 1 (148.48 KiB) Viewed 26 times

A poll of 1784 U.S. adults found that 847 U.S. adults, or 47.478% regularly used Facebook as a news source. Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 90% level of confidence. Express all answers as percentages rounded to 2 decimal places. Do not write the percent sign. Margin of Error (as a percentage): Confidence Interval: % to % Now find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 95% level of confidence. Margin of Error (as a percentage): Confidence Interval: % to % Finally, find the margin of error and confidence interval for the percentage of U.S. adults who regularly use Facebook as a news source, at the 99% level of confidence. Margin of Error (as a percentage): Confidence Interval: % to % The margin of error reflects the precision or accuracy of our estimate. Therefore, as the confidence level increases, the margin of error decreases stays roughly the same O increases and the precision of our estimate O increases decreases stays roughly the same