sample size is needed to ensure adequate power based on question 7 if it is susp
ID: 3317190 • Letter: S
Question
sample size is needed to ensure adequate power based on question 7 if it is suspected s. what there will be 15% attrition? se we have data on daily vitamin E intake (IU/day) from 16 different people on four different s: Raw Food, Vegetarian, Vegan, and Mediterranean. Conduct an ANOVA to determine if there is a diet significant difference in vitamin E intake among the 4 different groups and conduct this test with alpha 0.05. Note that SSE 91.54, & MSB 11.59. Vegan , XMediterranean-= 6.9 Raw Food 7.1 6.9 7.4 8.2 Vegetarian Vegan 4.8 15.2 6.4 8.8 5.2 4.5 3.3 5.8 Mediterranean 5.4 6.2 4.9 11.1 9. True or False: Hai: Vitamin E intake for Raw Food diet >Vegetarian diet > Vegan diet > Mediterranean diet 10. What are the dfoetween? b. 4 d. 12 11. What are the dferror.? a. 12 b. 13 c. 14 d. 15 12. What is the critical value? a. +1.96 b. +3.24 c. +3.49 d. +1.64Explanation / Answer
9. False
10. Correct answer: option (a) 3
11. Correct answer: option (a) 12
12. Critical values: Option (C) 3.49
One-way ANOVA: Raw Food, Vegetarian, Vegan, Mediterranean
Source DF SS MS F P
Factor 3 34.76 11.59 1.52 0.260
Error 12 91.54 7.63
Total 15 126.30
13. Critical values: Option (C) 34.77
14. MS Error (b) 7.63
15. F-Statistic - 1.52
16. Correct answer: True
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