roportion of US adults who say they never exercise. Round your answers to three decimal places. The 95% confidence interval is Enter your answer; The 95% confidence interval, value 1 to Enter your answer; The 95%confidence interval, value 2 . What is the margin of error, with 95% confidence? Round to one decimal place

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A: The formula for the 99% confidence interval for the proportion is given below:

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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%)

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A: here use basic of confidence interval

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A: Margin of error for proportion is given by, MOE= z*√pq/n Where P Is proportion and Q= 1-P n is…

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A: Margin of error can be calculated as shown below.

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A: Solution Here is two different questions I am solving exercise 2

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Q: one with a 95% confidence level and the other with a 99.7% confidence level. Which interval is…

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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

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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…

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A: The formula for the confidence interval for the proportion is,

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Q: solve for A & B See pictures

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Q: 6. Explain what this confidence interval means to your boss, who has never taken a statistics class.…

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Q: A psychologist is interested in constructing a 99% confidence interval for the proportion of people…

A: From the provided information,Confidence level = 99%

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Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

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