Table 2 Matrix of interaction of the analyzed independent factors (statistically significant values are bold marked)

From: Innovative aerodynamic grain separation system for plant harvesting in sloped areas: problems, research and optimization of parameters

  β Qb Qg αQb β2 β δ βQb βQg δQg Qb2 QbQg Qg2
β   0.000 0.000 0.000 − 0.806 0.940 0.000 0.914 0.000 0.000 0.000 0.000
Qb 0.000   − 0.191 1.000 − 0.252 0.072 − 1.000 0.048 − 0.252 0.979 0.990 − 0.240
Qg 0.000 − 0.191   − 0.190 0.051 − 0.015 − 0.191 − 0.253 0.673 − 0.177 − 0.166 0.990
αQb 0.000 1.000 − 0.190   − 0.252 0.072 − 1.000 0.048 − 0.252 0.979 0.990 − 0.240
β2 − 0.806 − 0.252 0.051 − 0.252   − 0.700 0.252 − 0.750 − 0.093 − 0.235 − 0.250 0.064
βδ 0.940 0.072 − 0.015 0.072 − 0.700   − 0.072 0.864 − 0.248 0.067 0.071 − 0.018
βQb 0.000 − 1.000 − 0.191 − 1.000 0.252 − 0.072   − 0.048 0.252 − 0.979 − 0.990 0.240
βQg 0.914 0.048 − 0.253 0.048 − 0.750 0.864 − 0.048   − 0.170 0.040 0.041 − 0.251
βQg 0.000 − 0.252 0.673 − 0.252 − 0.093 − 0.248 0.252 -0.170   − 0.234 − 0.237 0.673
Qb2 0.000 0.979 − 0.177 0.979 − 0.235 0.067 − 0.979 0.040 − 0.234   0.970 − 0.223
QbQg 0.000 0.990 − 0.166 0.990 − 0.250 0.071 − 0.990 0.041 − 0.237 0.970   − 0.219
Qg2 0.000 − 0.240 0.990 − 0.240 0.064 − 0.018 0.240 − 0.251 0.673 − 0.223 − 0.219