Table 8. Multi-response optimization results
X
1
X
2
X
3
X
4
F
1
= Skim milk conc. (%)
F
2
= Incubation temp. (℃)
F
3
= Incubation time (h)
F
4
= Starter added amount (%)
Predicted Y
1
(=ACE inhibitory activity [%])
Predicted Y
2
(=pH)
0.38
–0.04
1.94
–0.26
10.76
36.9
23.76
0.0983
91.0468
4.6000
ACE, angiotensin converting enzyme.