L50% = 13.6: S1 = 13.6 * ln3/(14.6 -13.6) = 14.941
L75% = 14.6: S2 = ln3/(14.6-13.6) = 1.0986
S(L) = 1/[1 + exp(14.941-1.0986 * L)]
L |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
S(L) |
0.05 |
0.15 |
0.34 |
0.61 |
0.82 |
0.93 |
0.98 |
0.99 |
Fig. 18.6.1 Ojiva de selección basada en la longitud.