A poll of 2612 U.S. adults found that 15% 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. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: _______% to ______% 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. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: ________% to ________% 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. Round all answers to 2 decimal places. Margin of Error (as a percentage): Confidence Interval: ________% to ______% The more error we allow, the less precise our estimate. Therefore, as the confidence level increases, the precision of our estimate

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Q: A poll of 1834 U.S. adults found that 735 U.S. adults, or 40.076% regularly used Facebook as a news…

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Q: se the confidence interval to find the margin of error and the sample mean.   (0.656,0.800)…

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Q: Construct a confidence interval of the population proportion at the given level of confidence. NOTE:…

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A: Given information- We have given the interval = (0.276, 0.440) We know that- Confidence interval =…

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A: Given, C.I is (0.228,0.390) Margin of error(E)=?

Q: Express the confidence interval (78.7 % , 96.3 % ) in the form of p+ ME. %士 Question Help: Video…

A: Given,confidence interval(CI)=(78.7% , 96.3%)

Q: n your random sample of home prices. To insert a tion" or simply copy and edit the equation in the…

A: Formula : The confidence interval formula is CI =

Q: Use the confidence interval to find the estimated margin of error. Then find the sample mean. A…

A: Given confidence interval is (3.1, 3.7) We have to find the Margin of error and mean. We know that…

Q: Suppose you calculate a 99% confidence interval to be: 13.05 to 20.75. Determine the margin of error

A: Given data: The given upper limit is b=20.75. The given lower limit is a=13.05.   The expression for…

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A: The given confidence interval is (0.458,0.600)

Q: Find the margin of error and confidence interval for the percentage of U.S. adults who regularly use…

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Q: A poll of 2929 U.S. adults found that 85% regularly used Facebook as a news source. Find the…

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Q: A poll of 2657 U.S. adults found that 86% regularly used Facebook as a news source. Find the margin…

A: Given that, n = 2657 Point estimate = sample proportion =  = 0.86 1 -  = 1 - 0.86 = 0.14

Q: A poll of 2977 U.S. adults found that 28% regularly used Facebook as a news source. Find the margin…

A: Solution: Given information: n = 2977 Sample size  p^= 0.28  Sample proportion.

Q: You are given the sample mean and the population standard deviation. Use this information to…

A: n=47, sample mean =111.62, standard deviations=11.42

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Q: Use the confidence interval to find the estimated margin of error. Then find the sample mean. A…

A: Given, A biologist reports a confidence interval (1.7,2.9 ) of when estimating the mean height​ (in…

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A: Given,n=130X=69p^=Xnp^=69130=0.5311-p^=1-0.531=0.469α=1-0.99=0.01α2=0.005Z0.005=2.576     (from…

Q: Use the confidence interval to find the margin of error and the sample mean.   (0.342, 0.460) The…

A: Here we have given confidence interval to find the margin of error and the sample mean.  As (0.342,…

Q: Use the confidence interval to find the margin of error and the sample mean.   (1.51,1.97)   Margin…

A: Given confidence interval is (1.51 , 1.97)

Q: Use the confidence interval to find the margin of error and the sample mean. (0.072,0.210) The…

A: Note:- "Since you have posted multiple questions, we will provide the solution only to the first…

Q: Which of the following decreases the margin of error for a confidence interval? Decreasing the…

A: given data we want to decrease margin of error for a confidence interval.

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Q: Use the confidence interval to find the margin of error and the sample mean.   (0.676,0.800)

A: The margin of error is the most common term which we use in a confidence interval. It is the degree…

Q: Use the confidence interval to find the margin of error and the sample mean. (1.57,1.97)

A: The objective of this question is to find the margin of error and the sample mean using the given…

Q: Use the confidence interval to find the margin of error and the sample mean. (0.264,0.420) ......…

A: Given confidence interval is(0.264  ,  0.420)

Q: A new fertilizer was applied to the soil of 218 bean plants. 27% showed increased growth. Find the…

A: Given Information: Sample size (n) = 218 Proportion p^= 27% = 0.27 To find the margin of error and…

Q: Rosetta wants to estimate the percentage of people who rent their home. She surveys 250 individuals…

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Q: Determine whether the statement below makes sense or does not make sense. Explain clearly.

A: Here given , Based on our sample, the 95% confidence interval for the mean amount of television…

Q: A new fertilizer was applied to the soil of 136 bean plants. 87% showed increased growth. Find the…

A: The number of bean plants, n=136 The increased growth is 87%. i.e. p^=0.87 The confidence interval…

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1241 males surveyed,…

A: We have given that,  X1 = 182, n1 = 1241  And  X2 = 139, n2 = 1047 Then,  We will find the 99%…

Q: Use the confidence interval to find the estimated margin of error. Then find the sample mean. A…

A: To find the estimated margin of error and sample mean from the given confidence interval (2.3, 3.3)…

Q: Use the confidence interval to find the margin of error and the sample mean. (1.77, 2.01) The margin…

A: Margin of error= ?

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.