| Scale of intensity | Scale of direction | Scale of frequency | |
Determinant | 4.149E−5 | 7.118E−5 | 5.701E−5 | |
KMO Index | 0.801 | 0.839 | 0.806 | |
Sphericity test from Bartlett | Chi-square | 694.528 | 657.380 | 672.660 |
Ddl | 120 | 120 | 120 | |
Significance | 0.000 | 0.000 | 0.000 |