Homework Assignment 3 Score 0 of 8 pts 2 0 plet HW Score 0 0

Homework: Assignment 3 Score: 0 of 8 pts 2 (0 plet HW Score: 0%, 0 of 75 pts E Question Help 11.1.12-T The Computer Anxiety Rating Scale (CARS) measures a person\'s computer anxiety, on a scale from 20 (none) to 100 (highest). Researchers administered CARS to 124 students in order to determine whether there are differences in the amount of computer anxiety for students with different majors. They found the results below Complete parts (a) through (c) a Click the icon to view the results Click on the icon to view a partial table of critical values associated with 0.05 of the Studentized Range, Q Critical Values of the Studentized Range, Q Upper 5% Points (a 0.05) a. Complete the ANOVA summary table. Degrees of 08 40,41 45,40 49.07 Among majors 2,919 9.80 0.88 2.44 354 399 .50 7.500 88 Within majors 8,880 Total 23 9,599 4.60 5.67 6.03 680 4.34 4.90 649 4.68 5.06 82 600 4.89 4.42 5600 5.74 Degrees of 5.46 5.600 549 Among majors Within majors 4.89 5.19 4.78 494 508 520 490 Marketing 4.99 Management 496 4.90 472 Print Done 3.98 4.79 2.9 3,96 4.23 4,62 4,90 5.0 2.92 49 4.10 4.30 4.46 460 472 482 4.23 464 474 4.24 447

Solution

Mean square error for \"Among majors\" = MSA= (2919)/3 = 973

Mean square error for \"Within majors\" = MSE = 16680/120 = 139

F - statistic = MSA/MSE = 973/139 = 7