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Homework answers / question archive / Engineering Probability and Inference Homework 6 The dynamic modulus of concrete is obtained for two different concrete mixes
Engineering Probability and Inference Homework 6
|
Agency 1 |
Agency 2 |
Agency 3 |
For the plan |
67 |
84 |
109 |
Against the plan |
33 |
66 |
41 |
x |
1 |
3 |
4 |
6 |
8 |
9 |
10 |
Y |
1.28 |
1.83 |
2.75 |
2.09 |
3.21 |
3.89 |
3.49 |
Technician |
|||||
1 |
6 |
14 |
10 |
8 |
11 |
2 |
14 |
9 |
12 |
10 |
14 |
3 |
10 |
12 |
7 |
15 |
11 |
4 |
9 |
12 |
8 |
10 |
11 |
Use a 0.05 significance level to test whether the 4 technicians have the same mean number of mistakes. Construct the full ANOVA table. Which test is this?
|
Day |
|||
Solution |
1 |
2 |
3 |
4 |
A |
13 |
22 |
18 |
39 |
B |
16 |
24 |
17 |
44 |
C |
5 |
8 |
11 |
22 |