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In Exercise use analysis of variance for
Chapter 12, Problem 14 BSC(choose chapter or problem)
Problem 14BSC
In Exercise use analysis of variance for the indicated test.
Poplar Tree Weights Weights (kg) of poplar trees were obtained from trees planted in a sandy and dry region. The trees were given different treatments identified in the table below. The data are from a study conducted by researchers at Pennsylvania State University and were provided by Minitab, Inc. Use a 0.05 significance level to test the claim that the four treatment categories yield poplar trees with the same mean weight. Is there a treatment that appears to be most effective in the sandy and dry region?
No Treatment |
Fertilizer |
Irrigation |
Fertilizer and Irrigation |
0.24 |
0.92 |
0.96 |
1.07 |
1.69 |
0.07 |
1.43 |
1.63 |
1.23 |
0.56 |
1.26 |
1.39 |
0.99 |
1.74 |
1.57 |
0.49 |
1.80 |
1.13 |
0.72 |
0.95 |
Questions & Answers
QUESTION:
Problem 14BSC
In Exercise use analysis of variance for the indicated test.
Poplar Tree Weights Weights (kg) of poplar trees were obtained from trees planted in a sandy and dry region. The trees were given different treatments identified in the table below. The data are from a study conducted by researchers at Pennsylvania State University and were provided by Minitab, Inc. Use a 0.05 significance level to test the claim that the four treatment categories yield poplar trees with the same mean weight. Is there a treatment that appears to be most effective in the sandy and dry region?
No Treatment |
Fertilizer |
Irrigation |
Fertilizer and Irrigation |
0.24 |
0.92 |
0.96 |
1.07 |
1.69 |
0.07 |
1.43 |
1.63 |
1.23 |
0.56 |
1.26 |
1.39 |
0.99 |
1.74 |
1.57 |
0.49 |
1.80 |
1.13 |
0.72 |
0.95 |
ANSWER:
Solution 14BSC