R Quizzes - QMS210 011 - Applie X Course Hero X + > C a courses.ryerson.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d21?ou=682825&isprv=&drc=0&qi=332796&cfql=0&dnb=0&fromQB=0 F22 - QMS210 - Test 2 X Time Limit: 1:30:00 Time Left:1:16:08 Mohammad Fawaz Iqbal: Attempt 1 8 9 Use this scenario for the following 4 questions Nine experts rated two brands of orange juice in a taste-testing experiment. A rating 10 11 12 on a 7 point scale ( 1=extremely unpleasing, 7=extremely pleasing) is given for each of four characteristics: taste, aroma, richness, and acidity. The following SPSS reports are based on the data provided by the nine experts 13 14 15 Paired Samples Statistics 16 17 18 Mean N Std. Deviation Std. Error Mean Brand A 24.00 9 2.646 0.882 Pair 1 19 20 21 Brand B 25.56 9 1.878 0.626 22 23 24 -- Paired Samples Correlations N Correlation Sig. 25 26 27 Pair 1 Brand A & Brand B 9 0.855 0.003 -- 28 29 30 Paired Samples Test Paired Differences 95% Confidence Interval of t Std. Deviation Std. Error Mean the Difference MeanR Quizzes - QMS210 011 - Applie X Course Hero X + > C a courses.ryerson.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d21?ou=682825&isprv=&drc=0&qi=332796&cfql=0&dnb=0&fromQB=0 F22 - QMS210 - Test 2 X Time Limit: 1:30:00 Time Left:1:15:57 Mohammad Fawaz Iqbal: Attempt 1 8 |Pair 1 Brand B 25.56 9 1.878 0.626 10 11 12 Paired Samples Correlations N Correlation Sig. 13 14 15 Pair 1 Brand A & Brand B 9 0.855 0.003 16 17 18 Paired Samples Test 19 20 21 Paired Differences 95% Confidence Interval of Std. Deviation Std. Error Mean the Difference Mean 22 23 24 Lower Upper Pair 1 Brand A - Brand B -1.556 1.424 0.475 -2.650 0.461 3.277 25 26 27 You would like to know if there is evidence that the mean ratings for Brand A of -- orange juice is higher than the mean ratings for Brand B of orange juice. 28 29 30 Question 26 (1 point) If M1 is used for the population mean of the Brand A orange juice, /2 for the population mean of the Brand B orange juice, and D = Brand A - Brand B,R Quizzes - QMS210 011 - Applie X Course Hero X + > C a courses.ryerson.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d21?ou=682825&isprv=&drc=0&qi=332796&cfql=0&dnb=0&fromQB=0 F22 - QMS210 - Test 2 X Time Limit: 1:30:00 Time Left:1:15:49 Mohammad Fawaz Iqbal: Attempt 1 8 9 orange juice is higher than the mean ratings for Brand B of orange juice. Question 26 (1 point) 10 11 12 If /1 is used for the population mean of the Brand A orange juice, /2 for the population mean of the Brand B orange juice, and 13 14 15 D = Brand A - Brand B, the alternative hypothesis for the test is 16 17 18 19 20 21 OH 1 > M2 22 23 24 -- OND > 0 25 26 27 -- OND C a courses.ryerson.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d21?ou=682825&isprv=&drc=0&qi=332796&cfql=0&dnb=0&fromQB=0 F22 - QMS210 - Test 2 X Time Limit: 1:30:00 Time Left:1:15:42 Mohammad Fawaz Iqbal: Attempt 1 8 9 OUD