DO IDE X * Cou X Cou X Cou X Cou X * COU X *COU X Hor X * Hor X Hor X * Hor X Hor X + X C imathas.humber.ca/assess2/?cid=493&laid=18010#/skip/8 I M HUMBER COLLEGE DO STAT1112 Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered Question 8 G 3 pts 0 1 A complete list of reastaurants with patios in Ontario is compiled and every 70th is selected. This type of sampling is called O convenience sampling O systematic sampling O stratified sampling O random sampling O cluster sampling O None of the above. Question Help: Message instructor Add Work Next Question Type here to search O 9 W 2:49 PM 10"C Mostly sunny ~ 9: "1 7(x 2022-04-20DO IDE X * Cou X COU X Cou X Cou X * Cou X *Cou X Hor X Hor X * Hor X * Hor X + X C imathas.humber.ca/assess2/?cid=493&laid=18010#/skip/9 H HUMBER COLLEGE OO STAT1112 IDEAS H HUMBER servetian Delivery Environment & Assessment Spader Course Messages Forums Calendar Gradebook Log Out Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered . Question 9 G 3 pts 0 1 In conducting study for a furniture company, a researcher interviews 90 of its website subscribers. This type of sampling is called O stratified sampling O cluster sampling O random sampling O systematic sampling O convenience sampling O None of the above. Question Help: Message instructor Add Work Next Question O 9 W 2:49 PM Type here to search 10"C Mostly sunny ~ 9: "1 7(x 2022-04-20DO IDE X * Cou X Cou X Cou X Cou X * Cou X *Cou X Hor X * Hor X Hor X * Hor X Hor X + X C imathas.humber.ca/assess2/?cid =493&laid=18010#/skip/10 I M HUMBER COLLEGE DO STAT1112 Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered Question 10 G 3 pts 0 1 One recent study found that online math and statistics training quizzes worked quite well. The regression equation, y = 93.904 - 3.24561, expresses statistical dependence of the final grade in statistics (y) on the number of quizzes missed by students (x) in a sample of 16 statistics students. If the coefficient of determination is ~ = 0.8144, then the coefficient of correlation is O -0.927 0 0.902 O -0.902 0 0.663 O -0.938 0-0.972 O -0.966 O -0.8144 O None of the above. Question Help: Message instructor Add Work Next Question Type here to search O 9 W 2:49 PM 10"C Mostly sunny ~ 9: "1 7(x 2022-04-20 14DO IDE X * Cou X COU X Cou X Cou X * COU X *COU X Hor X Hor X * Hor X * Hor X + X C imathas.humber.ca/assess2/?cid=493&laid=18010#/skip/11 H HUMBER COLLEGE OO STAT1112 IDEAS H HUMBER servetian Delivery Environment & Assessment Spader Course Messages Forums Calendar Gradebook Log Out Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered . Question 11 G 3 pts 0 1 Type II error is O the mistake of failing to reject the null hypothesis when it is false. O the mistake of failing to reject the null hypothesis when it is true. O the mistake of rejecting the null hypothesis when it is false. O the mistake of rejecting the null hypothesis when it is true. O None of the above. Question Help: @ Message instructor Add Work Next Question Type here to search O 9 W 2:50 PM 10"C Mostly sunny ~ 9: "1 (x 2022-04-20DO IDE X * Cou X COU X Cou X Cou X * COU X *COU X Hor X Hor X * Hor X * Hor X + X C imathas.humber.ca/assess2/?cid=493&aid=18010#/skip/12 H HUMBER COLLEGE OO STAT1112 IDEAS H HUMBER servetian Delivery Environment & Assessment Spader Course Messages Forums Calendar Gradebook Log Out Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered . Question 12 G 3 pts 0 1 A value such that at least 82% of the data are below and no more than 18% are above the value, is called O Median O P82 O Lower Quartile O Pis O Upper Quartile O None of the above. Question Help: Message instructor Add Work Next Question 9 W 2:50 PM Type here to search O 10"C Mostly sunny ~ 9: "1 (x 2022-04-20DO IDE X * Cou X COU X Cou X Cou X * Cou X COU X Hor X Hor X * Hor X * Hor X + X C imathas.humber.ca/assess2/?cid =493&laid=18010#/skip/13 H HUMBER COLLEGE OO STAT1112 IDEAS H HUMBER servetian Delivery Environment & Assessment Spader Course Messages Forums Calendar Gradebook Log Out Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered . Question 13 6 5 pts 0 1 An e-business manager wants to test the claim that the average exposure to a certain type of internet ads exceeds 3400 viewers per day. Randomly selecting 55 days she calculated the sample mean. A previous research suggests that the population standard deviation is approximately 350 viewers. What distribution should the manager use to test the claim? O Binomial distribution O Normal (z) distribution OF distribution O Student (t) distribution O Chi-Square (x-) distribution O None of the above. Question Help: & Message instructor Add Work Next Question Type here to search O 9 W 2:50 PM 10"C Mostly sunny ~ 9: "1 (x 2022-04-20DO IDE X * Cou X Cou X Cou X Cou X * COU X Cou X Hor X * Hor X Hor X * Hor X Hor X + X C imathas.humber.ca/assess2/?cid=493&laid=18010#/skip/14 I M HUMBER COLLEGE DO STAT1112 Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered Question 14 G 3 pts 0 1 An e-business manager wants to estimate the mean exposure to a certain type of internet ads. Originally she constructed a 95% confidence interval and then increased the confidence level to 99%. Choose the correct statement. O There is no relation between the length of the confidence interval and the confidence level. O The confidence interval didn't change. O The confidence interval became longer. O The confidence interval became shorter. O None of the above. Question Help: @ Message instructor Add Work Next Question Type here to search O 9 W 2:50 PM 10"C Mostly sunny ~ 9: "1 (x 2022-04-20DO IDE X * Cou X COU X Cou X Cou X * COU X *COU X Hor X Hor X * Hor X * Hor X + X C imathas.humber.ca/assess2/?cid=493&aid=18010#/skip/15 H HUMBER COLLEGE OO STAT1112 IDEAS H HUMBER servetian Delivery Environment & Assessment Spader Course Messages Forums Calendar Gradebook Log Out Home > STAT1112F (Winter 2022) > Assessment STAT 1112 Final Exam 1hr35mins Progress saved Submit and End 250 points possible 0/16 answered . Question 15 G 3 pts 0 1 An e-business manager wants to use the Normal z distribution to estimate the average browsing time of potential cutomers, visiting a certain website. The value of the standard deviation of all browsing times is known. To construct a 80% confidence interval the e-business manager originally selected a random sample of 45 browsing times, and then increased the sample size to 75. Choose the correct statement. O There is no relation between the length of the confidence interval and the sample size. O The confidence interval became longer. O The confidence interval didn't change. O The confidence interval became shorter. O None of the above. Question Help: @ Message instructor Add Work Next Question Type here to search O 9 W 2:50 PM 10"C Mostly sunny ~ 9: "1 (x 2022-04-20 14