question in a poll taken in 2007 asked, "Do you think the penalties for underage drinking should be made more strict, less strict, or remain the same?" The sample proportion that responded "more strict" was 0.61 (61%). This result will be used to estimate the proportion of all adults in the United States who think that penalties for underage drinking should be more strict. The sample consisted of n = 500 randomly selected adults in the United States Calculate a 95% confidence interval that estimates the population proportion who think that penalties for underage drinking should be more strict. (R

Q: A Morning Consult/Politico poll of 1997 registered voters in July 2020 asked a standard polling…

A: GIVEN DATA  n = 1997P(on wrong track) = p = 0.74999% ci for p;margin of error = ?

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A: The objective of the question is to test the claim that the percentage of commercial truck drivers…

Q: A 2015 Gallup poll of 1,627 adults found that only 22% felt fully engaged with their mortgage…

A: Here the sample size is number of adults.

Q: Sleep apnea is a condition in which the sufferers stop breathing momentarily while they are asleep.…

A:

Q: In his article, “We’re Reading the Coronavirus Numbers Wrong,”5 Paulos wrote, “As of Tuesday…

A: In his article, “We’re Reading the Coronavirus Numbers Wrong,”5 Paulos wrote, “As of Tuesday…

Q: Cybersecurity is a critical business issue that demands the attention of business and IT executives.…

A: Given The data is as follows: Sample proportion, p^=0.67

Q: In a survey of 782 human resource professionals, each was asked about the importance of the…

A: >>> If you need more axplanation about the topic kindly send a clarification request ,…

Q: Sleep apnea is a condition in which the sufferers stop breathing momentarily while they are asleep.…

A: It is given that n=409 and x=21.

Q: A restaurant chain would like to measure the proportion of customers who are generally satisfied…

A: During a 1-week period, 147 customers were surveyed and 93% of them reported as being either…

Q: In the most recent Rasmussen Report on congressional performance, a random sample of registered…

A:

Q: In 2006 the GSS had a special topic that investigated disabilities. They asked respondents if they…

A: Favorable cases (x) = 265 and sample size (n) = 2749 Then,  We will find the point estimate of the…

Q: Health insurance benefits vary by the size of the company (the Henry J. Kaiser Family Foundation…

A: a:For the given data, the chi-square test for association is appropriate.Null Hypothesis:H0: The…

Q: Online customer service is a key element to successful online retailing. According to a marketing…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: A random telephone survey of 977 adults (aged 18 and older) was conducted by Opinion Research…

A: Each variable can be categorized into two types. They are:Quantitative QualitativeQuantitative…

Q: The recidivism rate for convicted sex offenders is 16%. A warden suspects that this percent is…

A: Given : x = 72 n = 378 p^ = xn p^ = 72378 p^ = 0.191 α = 0.1 a) For this study, we should use…

Q: A discussion of digital ethics appears in an article. One question posed in the article is: What…

A: n = Zα/2E2p^(1-p^)

Q: 1) In a four-year psychedelic-mushroom experiment, 93 of the 300 subjects reported experiencing…

A:

Q: Determine the regression equation. (Negative values should be indicated by a minus sign. Round your…

A: Police (X) Crimes (Y) (x-xbar) (x-xbar)^2 (y-ybar) (y-ybar)^2 (x-xbar)*(y-ybar) 19 16 -2.25 5.0625…

Q: A Morning Consult/Politico poll of 1997 registered voters in July 2020 asked a standard polling…

A: The given margin of error is 0.019.

Q: D. Construct a 95% confidence interval estimate of the proportion of adults believing that immediate…

A: It is given that  Favourable cases, X = 975 Sample size, n = 1762

Q: The General Social Survey is an annual survey given to a random selection of about 1500 adults in…

A: The objective is to test whether or not there are differences in the typical work week length based…

Q: ssume that the national divorce rate is 30% (meaning that 30% of marriages end in divorce).  In…

A: Given problem is : Assume that the national divorce rate is 30% (meaning that 30% of marriages…

Q: Prof. Gersch constructs a 95% CI for an unknown population mean. If Prof. Gersch instead wants to…

A: We have to find correct answer from given options..

Q: Twittering away The Pew Internet and American Life Project asked a random sample of 2253 U.S.…

A: Given Information: Sample size n=2253 Sample proportion p^=0.19

Q: The Vegetarian Resource Group commissioned Harris Poll in 2016 to conduct a nationally…

A:

Q: Thirty-three percent of all Americans drink bottled water more than once a week (Natural resources…

A: Note: Hi there! Thank you for posting the question. Unfortunately in the sub-part(b), some required…

Q: According to the February 2008 Federal Trade Commission report on consumer fraud and identity theft,…

A: Solution: Let X be number of complaints of identity theft and n be the sample number of customer…

Q: In December 2012 the unemployment rate for all US adults was 7.8%. An economist in the state of…

A: Given data n = 2499 p = 0.078 mean = np = 2499 x 0.078 = 194.922 Standard deviation is given by

Q: A business magazine article claims that a majority of women age 22 to 35 who work full time would be…

A: given data claim : p >0.5n = 1000x = 540p value = ?

Q: Hurricane Andrew swept through southern Florida causing billions of dollars of damage. Because of…

A: The given values are:Sample size (n) = 24Sample mean (x̄) = $28,500Population standard deviation (σ)…

Q: Step 2 of 3 :   Compute the value of the test statistic. Round your

A: claim :  the percentage of commercial truck drivers who suffer from sleep apnea is not 3.1%simple…

Q: Why a sample size of n=100 is more likely to have a percentage of pop songs closer to the population…

A: Sample of size 32 or greater is consider as large sample .

Q: Hurricane Andrew swept through southern Florida causing billions of dollars of damage. Because of…

A: The given values are:Sample size (n) = 24Sample mean (x̄) = $28,500Population standard deviation (σ)…

Q: 1. In a survey, 957 internet users chose to respond to this question posted on ratemyprofessors.com:…

A: Part a: It is an observational study. (This is observations regarding the current scenario and not…

Q: In the Star and Tribune newspaper, there is an article entitled “1 in 8 school buses fail tests."…

A: Given information: Sample of 200 buses and find that 20 buses fail the safety inspection. Let us…

Q: Based on a random sample of 1000 people, a researcher obtained the following estimates of the…

A: Descriptive study: When the statistical data is just summarized using certain statistical techniques…

Q: General Social Survey asked the question, "After an average work day, about how many hours do you…

A: According to guidelines we solve first three subparts when given multiple subparts.

Q: Hurricane Andrew swept through southern Florida causing billions of dollars of damage. Because of…

A: In hypothesis testing, we start by stating the null hypothesis (H0) and the alternative hypothesis…

Q: As chairperson of the Rogers County Task Force on Aging, you wish to estimate the proportion of…

A: Sample size n =44 Favorable cases x =22 Sample proportion p^=x/n  =22/44 =0.500

Q: according to the national household  survey on drug use and health, when asked in 2017, 31.0% of…

A: The National Household Survey on Drug Use and Health (NSDUH) is a comprehensive annual survey…

Q: From the U.S. Census Bureau's American Community Survey in 2019 it was found that 33.13% of United…

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…

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.