Points: 0.18 of 1 Save n list K Nine experts rated two brands of coffee in a taste-testing experiment. A rating on a 7-point scale (1 = extremely unpleasing. 7 = extremely pleasing) is given for each of four characteristics: taste, aroma, richness, and acidity. The jeristics. Complete parts (a) through (d) X n 3 Data table n 4 Expert Brand A Brand B C.C. 26 ratings between the two brands? 25 S.E. 23 23 jetermine the null and alternative E.G 19 21 n 5 B.I. 22 25 C.M. 22 23 C.N. 24 25 (where HD = 1 1 - H 2 ) G.N. 27 26 n 6 R.M. 23 25 P. V. 21 23 (where HD = H1 - H2) n 7 Print Done n 8 hma to separate answers as neede n 9 Clear all Check ans solve this View an example Get more help -Log In | Course.. Do Homewe Homework: Stat 2000 HW CH10 Question 7, 10.2.20-T HW Score: 47.07%, 4.24 of 9 103 11/29/2022 Part 3 of 8 points Points: 0.18 of 1 Save Changes mi Question list K Nine experts rated two brands of coffee in a taste-testing experiment. A rating on a 7-point scale (1 = extremely unpleasing, 7 = extremely pleasing) is given for each of four characteristics: taste, aroma, richness, and acidity. The accompanying data table contains the ratings accumulated over all four characteristics. Complete parts (a) through (d) Name: below. Question 3 Click the icon to view the data table. Due: Last Worked: Question 4 Current Score: a. At the 0.10 level of significance, is there evidence of a difference in the mean ratings between the two brands? Attempts: Let u be the mean rating for brand A and H2 be the mean rating for brand B. Determine the null and alternative Question 5 hypotheses for this test. Questi O A. HO: HD #0 (where HD = H1 - H2) O B. Ho: HD SO (where HD = M1 - H2) H1: HD = 0 H 1 : HD > 0 Question 1 (1 Question 6 C. Ho: HD 20 (where HD = H1 - H2) D. Ho: HD = 0 (where HD = #1 - H2 ) Question 5 ( H1 : HD H2 6.29 6.12 stion 5 (0 O 6.18 9.84 : My * H2 3.95 5.63 stion 9 (0 > Question 7 : 141 = 12 Fin Question 8 tST Print Done (Rd iew Fin Question 9 Business Clear all Check answer e | Privacy View an example Get more help - Help me solve this Oml Course 2:58 PM Homewas Homework: Stat 2000 HW CH10 Question 5, 10.1.12-T HW Score: 47.07%, 4.24 of 9 11/29/2022 Part 3 of 9 points Points: 0.2 of 1 Save Changes m Question list K A bank with branches located in a commercial district of a city and in a residential area has the business objective of developing an improved process for serving customers during the noon-to-1 P.M. lunch period. Management decides to first study the waiting time in the current process. The waiting time is defined as the number of minutes that elapses from when the customer enters the line until he or she reaches the teller window. Data are collected from a random sample of 15 customers at each branch. Complete me: parts (a) through (d) below. Question 3 Click the icon to view the bank branch data. t Worked: Question 4 rent Score: a. Assuming that the population variances from both banks are equal, is there evidence of a difference in the mean waiting time between the two branches? (Use a = 0.05.) empts: Question 5 Let u be the mean waiting time of the commercial district branch and #2 be the mean waiting time of the residential area branch. Determine the hypotheses. Choose the correct answer below. Questi YA. HO: 1 = H2 OB. HO: H1 S H2 Question 1 (1 Question 6 H1: H1 # H2 Hy: H1 > H2 Question 5 (0 OC. Ho: H1 2 H2 OD. HO: H1 # H2 H1: H1 Question 7 Find the test statistic. Question 8 tSTAT = - 4.15 (Round to two decimal places as needed.) Review Find the critical value(s). Question 9 Clear all Check answe se (Business Use | Privacy Get more help - Help me solve this View an example DECBusiness Statistics | Stat 2000 CTRA[31452] Co.. Debora Pierre 12/13/22 12:59 PM Homework: Stat 2000 HW_CH08 Question 9, 8.3.29-T HW Score: 30.16%, 3.92 of 13 11/10/2022 Part 1 of 4 points Points: 0 of 1 Save Changes m Question list K In a survey of 3,860 adults concerning complaints about restaurants, 1,475 complained about dirty or ill-equipped bathrooms and 1,195 complained about loud or distracting diners at other tables. Complete parts (a) through (c) below. le: Question 7 a. Construct a 90% confidence interval estimate of the population proportion of adults who complained about dirty or ill-equipped bathrooms. Worked: Question 8 It's (Round to four decimal places as needed.) ent Score: mpts: O Question 9 Questid Question 1 (1 . Question 10 Question 5 (0 Question 9 (0 . Question 11 Question 13 O Question 12 Review Question 13 Clear all Check answe Help me solve this View an example Get more help - urse (Business : of Use | Privacy OBusiness Statistics | Stat 2000 CTRA[31452] Log In | Co.. Debora Pierre 12/13/22 1:00 PM Do Homewe Homework: Stat 2000 HW_CH08 Question 10, 8.3.32-T HW Score: 30.16%, 3.92 of 13 11/10/2022 Part 1 of 3 points Points: 0 of 1 Sa i Changes m Question list K A research center survey of 2,411 adults found that 1,853 had bought something online. Of these online shopper 1,202 are weekly online shoppers. Complete parts (a) through (c) below. Name: Question 7 Due: a. Construct a 95% confidence interval estimate of the population proportion of adults who had bought somethi Last Worked: sIt's (Round to four decimal places as needed.) Question 8 Current Score: Attempts: Question 9 Questid Question 1 (1 Question 10 Question 5 (0 Question 9 (0 . Question 11 Question 13 Question 12 Review Question 13 Clear all Ch Help me solve this View an example Get more help This course (Business Terms of Use | Privacy O