Homework SourseUse the signifcance level What is the probability that your
Use the signifcance level.
What is the probability that your results are due to chance?
1.) 4.18
2.) 2
3.) 0.000000000041
4.) 9726
Solution
Using technology like Excel, we get the following summary:
As we can see, the P value is
P = 4.19*10^-11 or 0.000000000041 [ANSWER, OPTION 3]
| Anova: Single Factor | ||||||
| SUMMARY | ||||||
| Groups | Count | Sum | Average | Variance | ||
| Column 1 | 8 | 472 | 59 | 68.57143 | ||
| Column 2 | 5 | 134 | 26.8 | 12.7 | ||
| Column 3 | 7 | 61 | 8.714286 | 15.2381 | ||
| ANOVA | ||||||
| Source of Variation | SS | df | MS | F | P-value | F crit |
| Between Groups | 9726.321 | 2 | 4863.161 | 132.8671 | 4.19E-11 | 3.591531 |
| Within Groups | 622.2286 | 17 | 36.60168 | |||
| Total | 10348.55 | 19 |
