Table 2: 'b value' at different depth layers in the Shillong Plateau.
Depth (D) range (km) |
a value |
b value Maximum likelihood |
b value least square fit |
Standard error (δb) |
0 < D ≤ 10 |
3.58 |
0.78 |
0.73 |
0.02 |
10 < D ≤ 20 |
4.12 |
0.83 |
0.86 |
0.01 |
20 < D ≤ 30 |
3.71 |
0.74 |
0.78 |
0.01 |
30 < D ≤ 40 |
3.26 |
0.66 |
0.69 |
0.02 |
40 < D ≤ 50 |
3.01 |
0.71 |
0.70 |
0.02 |
0 < D ≤ 50 |
4.31 |
0.77 |
0.81 |
0.01 |