n July 2018, the Gallup Poll asked a random sample of 1033 American adults, "Has drug abuse ever been a cause of trouble in your family?" The poll found that 30% of respondents said "yes," a record high percentage since the question started being asked in 1995. What is the approximate margin of error for 95% confidence? Give your answer in three decimal places.

Q: In a recent poll, 360 people were asked if they liked dogs, and 92% said they did. Find the margin…

A:

Q: Home Internet Access In a recent year, a study found that 77% of adults ages 18–29 had internet…

A: From the provided information, Sample size (n) = 190 From which 161 had access. Confidence level =…

Q: A survey asked, "How important is it to you to buy products that are made in America?" Of the 600…

A: Given x=450 n=600

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A:

Q: a recent poll, 550 people were asked if they liked dogs, and 44% said they did. Find the margin of…

A: We have given that  Sample size n= 550 Sample proportion p^= 0.44

Q: In a recent poll, 410 people were asked if they liked dogs, and 85% said they did. Find the margin…

A: Given that, p^=0.85n=410 Critical value: By using the z-tables, the critical value at 1% level of…

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: In this question, It has been given that Margin of error = 0.05 and level of significance = 0.005.…

Q: In a​ poll, 51​% of the people polled answered yes to the question​ "Are you in favor of the death…

A:

Q: rundraising campaighs raise mone these campaighs allowWed people donate by sending a text message…

A: Given α=0.01 Both the sample size = 400 (nY and nX for Gen Y and Gen X respectively)

Q: In a​ poll, 51​%of the people polled answered yes to the question​ "Are you in favor of the death…

A: Given,51% of the people polled answered yes. That is, proportion Margin of error, E = 55% =…

Q: A student polls his school to see if students in the school district are for or against the new…

A: Given Data: x=293 n=359   p^=xn=293359=0.8162 Standard error=p^(1-p^)n=0.8162(1-0.8162)359=0.02044

Q: In a recent poll, 340 people were asked if they liked dogs, and 31% said they did. Find the margin…

A:

Q: In a recent poll, 260 people were asked if they liked dogs, and 13% said they did. Find the margin…

A:

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: It is given that margin of error (E) is 0.08 and the confidence level is 0.90.

Q: A credit score is used by credit agencies (such as mortgage companies and banks) to assess the…

A: Given that, Mean (barx) = 715.3 Standard deviation (s) = 82.5

Q: It is believed that 22.81% of U.S. homes have a direct satellite television receiver. How large a…

A: Suppose p is the true proportion of U.S. homes that have a direct satellite television receiver.

Q: A survey asked, "How important is it to you to buy products that are made in America?" Of the 600…

A: Given x=450 n=600

Q: A poll found that 83% of American adults believed that there was a conspiracy in the death of…

A: Given  Population proportion p=0.83, X=869, n=sample size=1060 Level of significance ɑ=0.10

Q: Survey on Politics In a study, 68% of 902  randomly selected adults said they believe the…

A: Finding the value of level of significance through z value

Q: Credit Card Usage The Nellie Mae organization conducts an extensive annual study of credit card…

A: a.

Q: A consumer watch group interviewed a random sample of 1000 consumers and asked them if they are…

A: We need to construct the 95% confidence interval for the population proportion. We have been…

Q: A student polls his school to see if students in the school district are for or against the new…

A: From the provided information, Sample size (n) = 395 Out of which 210 are against the new…

Q: In a recent poll, 150 people were asked if they liked dogs, and 88% said they did. Find the margin…

A: Given Sample size=n=150 Sample proportion=p^=0.88 Confidence interval=99%

Q: In a recent poll, 600 people were asked if they liked dogs, and 58% said they did. Find the margin…

A:

Q: In a recent poll, 240 people were asked if they liked dogs, and 32% said they did. Find the margin…

A: Find z-critical value:…

Q: Survey on Politics In a study, 68% of 903 randomly selected adults said they believe the Republicans…

A: Given Information  E=Margin of error=2%, n=903, p^=68%

Q: In a recent poll, 260 people were asked if they liked dogs, and 67% said they did. Find the margin…

A: Given: p = 67%=0.67 n= 260 The value of z at a 90% confidence level is 1.645, which can be found by…

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A: Given : Proportion of Millennials (people born between 1981 and 1996) think that their generation…

Q: In a recent poll, 260 people were asked if they liked dogs, and 32% said they did. Find the margin…

A: Find z-critical value:…

Q: Home Internet Access In a recent year, a study found that  75%  of adults ages  18 – 29  had…

A: Obtain the 95% confidence interval to estimate the true proportion. The 95% confidence interval to…

Q: Survey on Politics In a study, 68% of 1009 randomly selected adults said they believe the…

A: The given margin of error is 3 percentage points, 68% of 1009 randomly selected adults said they…

Q: A CNN/Time poll conducted in the United States October 18-20, 2006, asked, "Do you favor or oppose…

A: Given: n=1771,p^=22.2%=0.2220,MOE=1.33%=0.0133 We find level of confidence were they use?

Q: In a recent poll, 170 people were asked if they liked dogs, and 24% said they did. Find the margin…

A:

Q: believed that 25.35% of U.S. homes have a direct satellite television receiver. How large a sample…

A: Given that  p = 25.35% = 0.2535 , E = 3.19% = 0.0319 99% confidence

Q: A research survey is commissioned to estimate the proportion of UK people who have traveled to…

A: Obtain the large sample size at 95% confidence level.   The large sample size is obtained below as…

Q: In a recent poll, 530 people were asked if they liked dogs, and 95% said they did. Find the margin…

A: Given, n=530 p=0.95 Confidence level = 0.95 Critical value for 95% confidence level is 1.96.

Q: d) Find the p-value and compare to the significance level (5%) e) State the formal conclusion and…

A: From the information, given thatThe claim is to test whether the population proportion of U.S.…

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: Given:Margin of error (E) = 0.09Confidence level = 90%Since, the proportion of people that support…

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

A: Given; x=561n=935The level of significance is;α=1-0.95=0.05 (a) The best point estimate of the…

Q: In a recent poll, 120 people were asked if they liked dogs, and 67% said they did. Find the margin…

A: Given: In a poll, 120 people were asked if they liked dogs, and 67% said they did. So, n=120p=0.67