Use the following
In a survey conducted by the Gallup organization September 6-9, 2012, 1,017 adults were asked "In general, how much trust and confidence do you have in the mass media - such as newspapers, TV, and radio - when it comes to reporting the news fully, accurately, and fairly?"
81 said that they had a "great deal"
of confidence, 325 said they had a "fair amount"
of confidence, 397 said they had "not very much"
confidence, and 214 said they had "no confidence at all".
-Percentiles of the bootstrap distribution (based on 5,000 samples) are provided. Use the percentiles to provide a 95% confidence interval for the proportion of U.S. adults who have no confidence in the media. Indicate the percentiles that you use.

Question

Use the following 
In a survey conducted by the Gallup organization September 6-9, 2012, 1,017 adults were asked "In general, how much trust and confidence do you have in the mass media - such as newspapers, TV, and radio - when it comes to reporting the news fully, accurately, and fairly?"
81 said that they had a "great deal"
of confidence, 325 said they had a "fair amount"
of confidence, 397 said they had "not very much"
confidence, and 214 said they had "no confidence at all".
-Percentiles of the bootstrap distribution (based on 5,000 samples) are provided. Use the percentiles to provide a 95% confidence interval for the proportion of U.S. adults who have no confidence in the media. Indicate the percentiles that you use.

Quizplus · Accepted Answer

The Answer of Use the following 
In a survey conducted by the Gallup organization September 6-9, 2012, 1,017 adults were asked "In general, how much trust and confidence do you have in the mass media - such as newspapers, TV, and radio - when it comes to reporting the news fully, accurately, and fairly?"
81 said that they had a "great deal"
of confidence, 325 said they had a "fair amount"
of confidence, 397 said they had "not very much"
confidence, and 214 said they had "no confidence at all".
-Percentiles of the bootstrap distribution (based on 5,000 samples) are provided. Use the percentiles to provide a 95% confidence interval for the proportion of U.S. adults who have no confidence in the media. Indicate the percentiles that you use.

Use the Following