Cutoff frequency | Cycles per centimeter | ||||
---|---|---|---|---|---|
0.25 | 0.30 | 0.35 | 0.40 | 0.45 | |
r | 0.78 | 0.88 | 0.89 | 0.88 | 0.86 |
Slope | 1.51 | 1.30 | 1.09 | 1.10 | 1.11 |
Intercept | −19.58 | −11.21 | −0.72 | −0.67 | −1.26 |
Systematic error (%) | +6.95 | +4.55 | +3.80 | +4.45 | +4.50 |
Random error (%) | 15.99 | 9.32 | 6.76 | 7.27 | 7.92 |
P | 0.07 | 0.04 | 0.02 | 0.01 | 0.02 |