In: Statistics and Probability
To test for any significant difference in the number of hours between breakdowns for four machines, the following data were obtained.
Machine 1 |
Machine 2 |
Machine 3 |
Machine 4 |
---|---|---|---|
6.6 | 8.6 | 10.9 | 9.7 |
8.0 | 7.4 | 10.3 | 12.7 |
5.5 | 9.5 | 9.7 | 11.9 |
7.7 | 10.0 | 10.2 | 10.6 |
8.7 | 9.3 | 9.1 | 11.1 |
7.9 | 9.8 | 8.6 | 11.2 |
Find the value of the test statistic. (Round your answer to two decimal places.)
______________.
Find the p-value. (Round your answer to three decimal places.)
p-value = ____________.
Use Fisher's LSD procedure to test for the equality of the means for machines 2 and 4. Use a 0.05 level of significance.
Find the value of LSD. (Round your answer to two decimal places.)
LSD = ________.
Find the pairwise absolute difference between sample means for machines 2 and 4.
[x2 − x4]=______.