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. 2017 Dec 16;27(2):581–590. doi: 10.1007/s10068-017-0257-1

Table 2.

Estimated regression coefficients for RSM

Model term Coefficient S.E. coefficient t-value P-valuea
Constant 21.663 0.364 59.49 0.000
Corn starch 0.683 0.218 3.14 0.002
Soybean meal − 2.302 0.218 − 10.58 0.000
MgCl2 1.087 0.218 4.99 0.000
Glutamate 1.934 0.218 8.89 0.000
Corn starch * corn starch − 7.191 0.292 − 24.62 0.000
Soybean meal * soybean meal − 3.784 0.292 − 12.95 0.000
MgCl2 * MgCl2 − 0.976 0.292 − 3.34 0.001
Glutamate * glutamate − 2.043 0.292 − 6.99 0.000
Corn starch * SOYBEAN meal − 2.767 0.246 − 11.23 0.000
Corn starch * MgCl2 − 0.283 0.246 − 1.15 0.254
Corn starch * glutamate − 1.65 0.246 − 6.7 0.000
Soybean meal * MgCl2 − 2.088 0.246 − 8.47 0.000
Soybean meal * glutamate 1.738 0.246 7.05 0.000
MgCl2 * glutamate − 2.329 0.246 − 9.46 0.000

aThe P-values less than 0.05 are significant