An analysis is conducted to compare mean time to pain relief (measured in minutes) under four...

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Basic Math

An analysis is conducted to compare mean time to pain relief(measured in minutes) under four competing treatment regimens.Summary statistics on the four treatments are shown below. TheANOVA table presented below is not completed.
Treatment
Sample Size
Mean Time to Relief
Sample Variance
A
5
33.8
17.7
B
5
27.0
15.5
C
5
50.8
9.7
D
5
39.6
16.8
Source of Variation
SS
df
MS
F
Between Groups
508.13
Within Groups
3719.48
Total

a. What is the within group (error) degrees of freedom value(df₂)?
b. Based on the data and ANOVA table provided in Q44, computethe MSE. (round to 2 decimal places)
c.  Based on the data and ANOVA tableprovided in Q44, compute the F test statistic. (round to 2 decimalplaces)
d.  What is the critical value for the hypothesis testyou performed in Q44-Q46? (2 decimal places)

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Question 1 within group error degrees of freedom value n1 1 n2 1 n3 1 n4 1 5 1 5 1 5 1 5 1 16 Question 2Based on the data and ANOVA table provided in See Answer

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Treatment	Sample Size	Mean Time to Relief	Sample Variance
A	5	33.8	17.7
B	5	27.0	15.5
C	5	50.8	9.7
D	5	39.6	16.8


Source of Variation	SS	df	MS	F
Between Groups			508.13
Within Groups	3719.48

Total