443 3 hat ae five separnte grus o Sabjet Undergoing therapy eher one, tw , three

Question

443 3 hat ae five separnte grus o Sabjet Undergoing therapy eher one, tw , three, fou or five hmes per week. Suppose that the mean wellbeing Score hor each group afer (o months (along with it standard devleti%) ; s follows and that there are 15 Subiects in each grvu of Sessions week 2 Means 68 8.082 8-23 SD2.06 167 2-19 1-73 2.28 Calulate the ordinam one-way ANoVA or these ata, and test for Signit ate at the 05 level. Test both the lineat and quadrathc trend mponents at the .05 leve L OHouw does the test of the Lrear Co ponet tn partb' Compare to gour results u,'pat A: what does ths tell you a bout the advantage of plannng to kest trend Components 1 Plot the oll means, and des cribe the tren d khet you see. Given he number of gro ups in e nunm nis Pro blem, what is the lamest num ber af eversal yout Plot Could have had !

Explanation / Answer

ANSWER:

(a)

N

Source

Result Details

SS

df

MS

The f-ratio value is 0.01428. The p-value is .999448. The result is not significant at p < .05.

Summary of Data Treatments 1 2 3 4 5 Total

N

2 2 2 2 2 10 X 8.86 9.27 10.19 9.93 10.58 48.83 Mean 4.43 4.635 5.095 4.965 5.29 4.883 X2 50.4836 60.5489 68.7961 70.2329 74.0884 324.1499 Std.Dev. 3.3517 4.1931 4.1083 4.575 4.2568 3.086

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