a)
numerator df =categories(k)-1=4-1=3
denominator df =N-k=(726+536+595+437)-4=2290
b)
F =MSG/sp2 =9.815/2.122 =2.18
A survey looked at the value of recreational sports on college campuses. One of the questions...
A survey looked at the value of recreational sports on college campuses. One of the questions asked each student to rate the importance of recreational sports to college satisfaction and success. Responses were on a 10-point scale with 1 indicating total lack of importance and 10 indicating very high importance. The following table summarizes these results: Class n Mean score Freshman Sophomore Junior Senior 726 535 595 438 7.6 7.6 7.5 7.3 (a) To compare the mean scores across classes,...
A survey looked at the value of recreational sports on college campuses. One of the questions asked each student to rate the importance of recreational sports to college satisfaction and success Responses were on a 10-point scale with 1 indicating total lack of importance and 10 indicating very high importance. The following table summarizes these results Class Mean score Freshman Sophomore unior Senior 727 7.6 7.6 7.5 7.3 535 595 435 (a) To compare the mean scores across classes, what...
A survey looked at the value of recreational sports on college campuses. One of the questions asked each student to rate the importance of recreational sports to college satisfaction and success. Responses were on a 10-point scale with 1 indicating total lack of importance and 10 indicating very high importance. The following table summarizes these results: Class n Mean score Freshman Sophomore Junior Senior 723 535 594 439 7.6 7.6 7.5 7.3 (a) To compare the mean scores across classes,...
A survey looked at the value of recreational sports on college campuses. One of the questions asked each student to rate the importance of recreational sports to college satisfaction and success. Responses were on a 10-point scale with 1 indicating total lack of importance and 10 indicating very high importance. The following table summarizes these results: Class n Mean score Freshman Sophomore Junior Senior 722 535 592 438 7.6 7.6 7.5 7.3 (a) To compare the mean scores across classes,...
A survey looked at the value of recreational sports on college campuses. One of the questions asked each student to rate the importance of recreational sports to college satisfaction and success. Responses were on a 10-point scale with 1 indicating total lack of importance and 10 indicating very high importance. The following table summarizes these results: Class n Mean score Freshman Sophomore Junior Senior 722 535 592 438 7.6 7.6 7.5 7.3 (a) To compare the mean scores across classes,...
QUESTION 24 The National Intramural-Recreational Sports Association (NIRSA) performed a study to look at the value of recreational sports on college campuses. A total of 2673 students were asked to indicate how important (on a 10-point scale) each of 21 factors was in terms of their college satisfaction and success. The factor "recreational sports and activities" resulted in a mean score of 7.5 and a 99% confidence interval of 7.2954 to 7.7046. What is the correct interpretation for the confidence...