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Association of scratch size on used tapers
| Measure of association from simple correlation | |||||
|---|---|---|---|---|---|
| Scratch size | |||||
| Observer 1 | Observer 2 | Observer 3 | Observer 4 | Stereomicroscope | |
| Observer 1 | 1.000 | 0.818 | 0.455 | 0.818 | 0.545 |
| Observer 2 | 0.818 | 1.000 | 0.455 | 0.818 | 0.545 |
| Observer 3 | 0.455 | 0.455 | 1.000 | 0.636 | 0.909 |
| Observer 4 | 0.818 | 0.818 | 0.636 | 1.000 | 0.545 |
| Stereomicroscope | 0.545 | 0.545 | 0.909 | 0.545 | 1.000 |
