A gerontologist investigating various aspects of aging process wanted to see whether staying “ lean and mean, “ that is, being under normal body inbred line to one of three diets: (1) unlimited access to food, (2) 90% of the amount of food that a rat of size would normally eat, or (3) 80% of amount of food that a rat of the size would normally eat. She maintained the rats on three diets throughout their lives and recorded their lifespans (in years). Five rates in each group. Is there evidence that diet affected life span in this study? Let α= 0.01 Complete the ANOVA table . Source of variation df SS MS Fc Treatment 2 1.575 Error 12 Total 14 5.60 A) Hypothesis Test H0: H1: B) Test Statistic C) Decision Rule d) Conclusion
A gerontologist investigating various aspects of aging process wanted to see whether staying “ lean and
She maintained the rats on three diets throughout their lives and recorded their lifespans (in years). Five rates in each group. Is there evidence that diet affected life span in this study? Let α= 0.01
Complete the ANOVA table .
|
Source of variation |
df |
SS |
MS |
Fc |
|
Treatment |
2 |
|
1.575 |
|
|
Error |
12 |
|
|
|
|
Total |
14 |
5.60 |
|
A) Hypothesis Test
H0: H1:
B) Test Statistic
C) Decision Rule
d) Conclusion
*(please with equations and explanation) and thamnk you
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