Polynomial equation calculated by RSM program for ultrasonic treatment conditions of red bean.
Response | Quadratic polynomial model | R2 | Lack-of-fit | ||
---|---|---|---|---|---|
Moisture content | Y1= -7.306341 +5.548426X1 +0.026775X2 +1.986502X3 -0.106725X12 -0.001879X2X1 +0.000012421X22 -0.040000X3X1 +0.000167X3X2 –0.104177X32 | 0.9621 | 14.12 | 0.0047 | 0.1678 |
Water activity | Y2= 0.692674 +0.038427X1 +0.000034426X2 +0.021156X3 -0.001383X12 -0.000014250X2X1 +0.000000240X22 +0.000317X3X1 -0.000011093X3X2 -0.001576X32 | 0.8875 | 4.38 | 0.0591 | 0.0260 |
Hardness | Y3= 83.837276 –10.723843X1 +0.026619X2 –3.265617X3 +0.349583X12 +0.005140X2X1 –0.000080972X22 –0.067407X3X1 –0.002583X3X2 +0.449383X32 | 0.9019 | 5.11 | 0.0437 | 0.0111 |