Question: Please advise if I have done this question correctly: A production manager is comparing between three production methods. A B C The productivity (number of

Please advise if I have done this question correctly:

A production manager is comparing between three production methods. A B C
The productivity (number of units produced per day) of the three production methods for the last 25 days 45 39 43
is presented in the table titled "Production Methods." 42 37 41
At the = .05 level of significance, test whether the means for the three production methods are equal. 78 62 66
56 47 51
45 39 43
Anova: Single Factor 71 57 61
Summary 52 44 48
Anova: Single Factor 59 49 53
52 44 48
SUMMARY 48 41 45
Groups Count Sum Average Variance 81 64 68
Column 1 25 1477 59.08 198.9933 76 61 65
Column 2 25 1222 48.88 97.44333 65 53 57
Column 3 25 1321 52.84 97.80667 63 52 56
52 44 48
41 36 40
ANOVA 47 40 44
Source of Variation SS df MS F P-value F crit 58 48 52
Between Groups 1322.16 2 661.08 5.030497 0.009017 3.123907 69 56 60
Within Groups 9461.84 72 131.4144 95 74 78
62 51 55
Total 10784 74 51 43 47
42 37 41
53 45 48
74 59 63

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