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A sample of soy bean plots were divided into three equal groups in a completely randomized...

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Statistics

A sample of soy bean plots were divided into three equal groupsin a completely randomized design, and each group received adifferent formulation of a selective weed killer (wk). Theresearchers measured the area of crop damage inflicted by eachformulation. The aim is to choose the weed killer formulation thatinflicts the least amount of crop damage. What can the researchersconclude with α = 0.05?

wk 1wk 2wk 3
11
10
13
10
15
17
10		24
14
20
29
19
33
21		27
38
37
22
18
30
24

Conduct Tukey's Post Hoc Test for the followingcomparisons:
2 vs. 3: difference =  ;significant:  ---Select--- Yes No
1 vs. 3: difference =  ;significant:  ---Select--- Yes No

f) Conduct Scheffe's Post Hoc Test for thefollowing comparisons:
1 vs. 2: test statistic =  ;significant:  ---Select--- Yes No
2 vs. 3: test statistic =  ;significant:  ---Select--- Yes No

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