In a recent poll, 280 people were asked if they liked dogs, and 51% said they did. Find the margin of error of this poll, at the 95% confidence level. Give your answer to three decimals

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

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Q: and ˆpp^ (p-hat) =0.52, find the margin of error at a 99% confidence level Give your answer to…

A: The margin of error can be calculated as: MOE=z×p^(1-p^)n

Q: In a recent poll, 460 people were asked if they liked dogs, and 94% said they did. Find the margin…

A: Ans - Given   P  =  94%    = 0.94,     The sample size  n = 460 people          95%  confidence…

Q: A poll asked respondents if they felt vulnerable to identify theft. In the poll, n= 1000 and x= 501…

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Q: Use the confidence interval to find the margin of error and the sample mean. (1.71, 1.99)

A: Solution:  Given data: confidence Interval = (1.71, 1.99) To find: 1.Margin of error 2. Sample mean…

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll,…

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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: In a telephone survey of 1100 adults, 740 adults expressed concern about the future health of social…

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

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Q: If n=550 and ˆpp^ (p-hat) =0.25, find the margin of error at a 99% confidence level Give your…

A: The margin of error = The margin of error (ME) expresses to the maximum expected differences between…

Q: In a recent poll, 410 people were asked if they liked dogs, and 87% said they did. Find the margin…

A: From the Standard Normal Table, the z value for 99% is 2.576.

Q: A television station surveys 200 customers and finds that 23% of customers watch the evening news.…

A: Given data n=200 p=23% confidence level=99%

Q: In a recent poll, 300 people were asked if they liked dogs, and 89% said they did. Find the margin…

A: Solution: From the given information, p-hat=0.89 and n=300.

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

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Q: In a recent poll, 430 people were asked if they liked dogs, and 41% said they did. Find the margin…

A: It is given that the value of n is 430, p hat is 0.41 and the confidence level is 0.99.

Q: A poll of 350 people is taken and the confidence level is 90%. What is the margin of error (MOE)?…

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Q: A recent survey asked the question, “Have you ever cut off communication with a family member…

A: Given that, p^=0.17,n=5592 Critical values: By using the standard normal table of Z, the critical…

Q: If n=330 and p (p-hat) =0.92, find the margin of error at a 99% confidence level Give your answer to…

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Q: In a recent poll, 560 people were asked if they liked dogs, and 22% said they did. Find the margin…

A: For 95% confidence intervalα=1-CI=1-0.95=0.05So, zα2=z0.052=z0.025=1.96

Q: find the margin of error at a 95% confidence level

A: Formula for margin of error is,

Q: a magazine provided results from a poll of 2000 adults who were asked to identify their favorite…

A:

Q: In a recent poll, 150 people were asked if they liked dogs, and 55% said they did. Find the margin…

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

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Q: In a recent poll, 300 people were asked if they liked dogs, and 73% said they did. Find the margin…

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Q: in a recent poll, 220 people were asked if they liked dogs, and 36% said they did . find the margin…

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Q: In a recent poll, 560 people were asked if they liked dogs, and 32% said they did. Find the margin…

A: Margin of error (E): The margin of error for proportion p is given by,

Q: n a recent poll, 500 people were asked if they liked dogs, and 92% said they did. Find the margin of…

A: Given data, n=500 p=92%=0.92 Z value at 90% confidence is Zc=1.645 margin of error(E)=?

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…

Q: You plan to conduct a survey to find what proportion of the workforce has two or more jobs. You…

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Q: If n=130 and ôp (p-hat) =0.93, find the margin of error at a 99% confidence level Give your answer…

A: Here, the margin of error for proportion p^ is to be calculated. The formula is given by, z*p^1-p^n,…

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll,…

A:

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll,…

A:

Q: A research institute poll asked respondents if they acted to annoy a bad driver. In the poll, n=2320…

A: The random variable percentage of people who said they honked follows binomial distribution. The…

Q: In a recent poll, 370 people were asked if they liked dogs, and 86% said they did. Find the Margin…

A: Given: n= 370 At 99.0 % confidence level , z score= 2.576 Need to find confidence interval for…

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

A: Given that: p= the probability of getting a person who answered yes to the question "Are you in…

Q: a magazine provided results from a poll of 2000 adults who were asked to identify their favorite…

A: Given Information: A magazine provided results from a poll of 2000 adults who were asked to identify…

Q: If n=490 and ˆpp^ (p-hat) =0.46, find the margin of error at a 99% confidence level.Give your answer…

A:

Q: In a recent poll, 430 people were asked if they liked dogs, and 54% said they did. Find the margin…

A: In a recent poll, 430 people were asked if they liked dogs, and 54% said they did. Find the margin…

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

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the​…

A: From the provided information, n = 1028 and x = 594 The proportion can be obtained as:

Q: In a recent poll, 110 people were asked if they liked dogs, and 40% said they did. Find the margin…

A: For 99% confidence intervalα=1-CI=1-0.99=0.01So, zα2=z0.012=z0.005=2.576

Q: In a recent poll, 500 people were asked if they liked dogs, and 94% said they did. Find the margin…

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Q: In a recent poll, 500 people were asked if they liked dogs, and 72% said they did. Find the margin…

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Q: In a recent poll, 100 people were asked if they liked dogs, and 90% said they did. Find the margin…

A: Obtain the margin of error at the 95% confidence level. The margin of error is obtained below as…

Q: In a recent poll, 590 people

A: Given that the sample size is 590 and p=95%=0.95 Given confidence level is 90% Significance level is…

Q: In a​ poll, 69​% of the people polled answered yes to the question​ "Are you in favor of the death…

A: Given: Margin of errorE=0.02 Proportion of people who polled yes p^=0.69 The z value corresponding…

Q: A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll,…

A: Given, The sample proportion is,

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

A: Given dataError = 2.5% = 0.025Confidence level = 0.995Significance level = α=1-0.995=0.005

Q: In a recent poll, 490 people were asked if they liked dogs, and 8% said they did. Find the margin of…

A: From the provided information, Sample size (n) = 490 Confidence level = 99% 8% said they like dogs…

Q: In a recent poll, 400 people were asked if they liked dogs, and 30% said they did. Find the margin…

A: Given: n =400 p=0.30 The value of z at a 99% confidence level is 2.58, which can be obtained by…