please answer all blank boxes.... Score: 15 19. Chapter 12, Problem 14 The follo
ID: 3312831 • Letter: P
Question
please answer all blank boxes....
Score: 15 19. Chapter 12, Problem 14 The following data were obtained from an independent-measures research study comparing three treatment Treatment n-8 T 24 SS 24 T 32 SS-16 G = 72 Ss-40 use an ANOVA with -OS to d etermine whether there are any significant mean differences among the treatments. Source of Variation Degrees of Freedom Sum of Squares Mean Square Within treatments Total Critical value for the F-ratio-L-(use two decimal places) O Reject the null hypothesis; there are significant mean differences am O Fail to reject the null hypothesis; there are significant m O Reject the null hypothesis; there are no s ong the treatments. ean difterences among the treatments mean ditferences amonig the treatments. Fail to reject the null hypothesis; there are no significant mean differences among t 544 05 PMExplanation / Answer
critical value for the F ratio =3.68
reject the null hypothesis there are significant mean differnce.........
i ni Xi Si^2 ni*(Xi- grand mean)^2 (ni-1)*Si^2 group 1 8 2 32.000 40.000 group 2 6 4 0.000 24.000 group 3 4 8 64.000 16.000 Weighted mean 4.000 96.000 80.000 SSG SSE Source of variation SS df MS F treatment 96.000 2 48.000 9.000 error 80.000 15 5.333 total 176.000 17Related Questions
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