According to recent​ study, 159 of 496 CEOs in a certain country are extremely concerned about Cyber​ threats, and 87 are extremely concerned about lack of trust in business.  Construct a 90​% confidence interval estimate for the population proportion of CEOs in the country who are extremely concerned about cyber threats.

Q: In a survey of 3001 ​adults, 1486 say they have started paying bills online in the last year.…

A: Assuming that the number of people paying bills online has a binomial distribution with n=3001, and…

Q: In a survey of 2224 adults in a recent​ year, 1280 say they have made a New​ Year's resolution.…

A: Obtain the 90% confidence interval for the population proportion. The 90% confidence interval for…

Q: In a survey of 2865 ​adults, 1413 say they have started paying bills online in the last year.…

A:

Q: In a survey of 4026 ​adults, 708 oppose allowing transgender students to use the bathrooms of the…

A: Given:  n=4026 x=708

Q: n a survey of 2558 ​adults, 1413 say they have started paying bills online in the last year.…

A: Solution: Given information: n= 2558 Sample size of adults  x = 1413 adults started paying bills…

Q: A survey of 700 non-fatal accidents showed that 167 involved uninsured drivers. Construct a 99%…

A: Given data,n=700x=167Point estimate isp=xn=167700=0.2386Construct a 99% confidence interval?

Q: In a survey of 2549 adults in a recent​ year, 1270 say they have made a New​ Year's resolution.…

A:

Q: In a survey of 2195 adults in a recent​ year, 1454 say they have made a New​ Year's resolution.…

A:

Q: A national polling organization surveyed 1000 Americans and found that 350 admitted to being guilty…

A: Given: x=350 n=1000 p^=xn=3501000=0.35

Q: The Malayo Colleges Mindanao recently conducted a study analyzing the privacy management habits of…

A: Given,n=116x=80p^=xnp^=80116=0.68971-p^=1-0.6897=0.3103α=1-0.90=0.1α2=0.05Z0.05=1.645      (from…

Q: confidence interval for the proportion of unemployed adults who have been unemployed for more than…

A: Here given  In a survey of 532 unemployed adults, 225 said that they had been unemployed for more…

Q: Most adults would not erase all of their personal information online if they could. A software firm…

A: Given data No of randomly selected (n) = 501 Percentage of people that would erase all of their…

Q: In a survey of 3985 ​adults, 711 oppose allowing transgender students to use the bathrooms of the…

A: Given, n=3985 x=711 To find a confidence interval for a population proportion.

Q: An accounting firm has 1200 clients. From a random sample of 120 clients, 110 indicated very high…

A: Given : An accounting firm has 1200 clients So,  Population size (N) = 1200 Sample size (n) = 120…

Q: The Malayo Colleges Mindanao recently conducted a study analyzing the privacy management habits of…

A:

Q: In a study of 120 randomly selected families, 50 said they streamed their television content. Find…

A:

Q: In a survey of 2004 adults in a recent​ year, 717 made a New​ Year's resolution to eat healthier.…

A:

Q: According to a report on consumer fraud and identity theft, Indiana had 1671 complaints of identity…

A:

Q: In a survey of 2896 adults, 1441 say they have started paying bills online in the last year.…

A: Given data X=1441 n=2896

Q: n a recent poll, 290 people were asked if they liked dogs, and 85% said they did. Find the Margin of…

A: It is given that the sample size (n) is 290 and the p hat is 0.85.

Q: In a survey of 2552 ​adults, 1423 say they have started paying bills online in the last year.…

A: Given that, In a survey of 2552 adults, 1423 say they have started paying bills online in the last…

Q: A pollster wanted to predict the upcoming results of the 2020 presidential elections in a local…

A:

Q: 324 out of a simple random sample of 400 students hated their online math course. Find a 99%…

A: Given: Number of students that hated the online math course (y) = 324 Number of students (n) = 400…

Q: business conducts a random sample of 89 of its customers and find that 44 of them think the company…

A:

Q: According to Thomson Financial, through January 25, 2018, the majority of companies reported profits…

A: The sample proportion of companies showed beat estimates is, p^=104162=0.6420 The sample proportion…

Q: a survey of 3409 adults, 1445 say they have started paying bills online in the last year.  Construct…

A: The confidence interval = 99%The faovarble cases [x] = 1445The sample size [n] = 3409

Q: An internet service provider sampled 1000 of its customers, 189 of them experienced an interruption…

A: It is given that sample size (n) is 1000 and x is 189.

Q: should managing directors statement be accepted?

A: Sample size is n= 81 and  x= 6 So probability p^ = x/n  = 6/81  =0.07407 x~ Binomial (n= 81,…

Q: In a survey of 2745 ​adults, 1477 say they have started paying bills online in the last year.…

A: Given, n= 2745 x=1477 The sample proportion is given by: p^=xn=14772745=0.5381 Also, α=0.99…

Q: of their personal information online if they could. Make a subjective estimate to decide

A: Given : Sample proportion = p̂ = 0.508 Sample size = n = 560 Claim : Most adults would erase all of…

Q: In a certain high school, it is believed that students having a weight of more than 125 lbs is…

A:

Q: In a survey of 1,626,773 U.S. adults, 49,311 personally identified as lesbian, gay, bisexual, or…

A:

Q: In a survey of 3071 ​adults, 1484 say they have started paying bills online in the last year.…

A: Given, Therefore, As per z-distribution table the critical value of z at 0.01 level of significant…

Q: In a random sample of 600 adults, 270 described themselves as vegetarians. Construct a 99%…

A: In a random sample of 600 adults, 270 described themselves as vegetarians.

Q: Most adults would erase their personal data from the internet if they could. A software firm survey…

A:

Q: In a survey of 2013 adults in a recent​ year, 731 made a New​ Year's resolution to eat healthier.…

A:

Q: In a survey of 3426 ​adults, 1487 say they have started paying bills online in the last year.…

A: From the provided information, Sample size (n) = 3426 Out of which 1487 say they have started paying…

Q: A Pew Research Center survey of 1,857 internet users found that 1,124 people agreed that online…

A: Given: CI=95% p^=11241875=0.599 n=1875

Q: A poll showed that 385 out of 700 adults said they would be interested in traveling to outer space…

A: This question requires accurate results, Hence I will use excel to solve this question.…

Q: Construct a 95% confidence interval for the proportion of college students who say they own their…

A: Given : n=410 , X=155  , α=0.05 We want to find the 95% confidence interval for the proportion of…

Q: In a random sample of 230 men , 18 or older , 142 were married. Construct and explain a 90%…

A: Solution: Let X be the number of married men 18 or older and n be the sample number of men. From the…

Q: List below are the speeds (mi/h) measured from the southbound traffic on I-280, the speed limit is…

A: Given data is62,61,61,57,61,54,59,58,59,69,60,67

Q: Out of 42738 freshmen entering the State University system,  27298 of them need to take remedial…

A:

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.