1. Statistics
2. Correlation and Regression Analysis
3. Partition of Variance
4. Analysis of Variance
5. 16455

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

Three different brands of all season radial tires were tested for wear characteristics. For each brand, 4 tires were selected and subjected to a standard wear test. The distance (thousands of kilometers) achieved by these tires is provided in the table below.

Brand 1 Brand 2 Brand 3
91 99 83
100 96 88
88 94 89
89 99 76

At the 5% level of significance, is there a difference in the mean distances achieved by each of the brands?