Trial#
|
Independent variable
|
Dependent variable (Y) SID EGY II activity (SAU/mL)
|
---|
X1
|
X2
|
X3
|
X4
|
X5
|
X6
|
X7
|
X8
|
X9
|
Exp
|
Pred
|
---|
1
|
−1(24)
|
1(1)
|
1(7.2)
|
−1(25)
|
−1(120)
|
−1(0)
|
−1(0)
|
1(12)
|
−1(0.3)
|
280
|
327
|
2
|
1(48)
|
−1(0.5)
|
1(7.2)
|
1(28)
|
−1(120)
|
−1(0)
|
−1(0)
|
−1(10)
|
1(0.5)
|
330
|
353
|
3
|
1(48)
|
−1(0.5)
|
−1(6.2)
|
1(25)
|
−1(120)
|
1(1)
|
−1(0)
|
1(12)
|
−1(0.3)
|
290
|
277
|
4
|
1(48)
|
1(1)
|
1(7.2)
|
1(28)
|
−1(120)
|
−1(0)
|
1(1)
|
1(12)
|
−1(0.3)
|
250
|
209
|
5
|
−1(24)
|
−1(0.5)
|
1(7.2)
|
−1(25)
|
1(180)
|
−1(0)
|
1(1)
|
1(12)
|
1(0.5)
|
340
|
301
|
6
|
−1(24)
|
1(1)
|
1(7.2)
|
1(28)
|
1(180)
|
−1(0)
|
−1(0)
|
1(12)
|
1(0.5)
|
390
|
387
|
7
|
−1(24)
|
−1(0.5)
|
1(7.2)
|
1(28)
|
−1(120)
|
1(1)
|
1(1)
|
−1(10)
|
−1(0.3)
|
230
|
175
|
8
|
1(48)
|
1(1)
|
−1(6.2)
|
1(28)
|
1(180)
|
−1(0)
|
−1(0)
|
−1(10)
|
−1(.03)
|
340
|
327
|
9
|
−1(24)
|
1(1)
|
−1(7.2)
|
−1(25)
|
1(180)
|
1(1)
|
−1(0)
|
−1(10)
|
−1(0.3)
|
350
|
329
|
10
|
1(48)
|
1(1)
|
−1(6.2)
|
−1(25)
|
1(180)
|
1(1)
|
−1(0)
|
1(12)
|
1(0.5)
|
380
|
337
|
11
|
1(48)
|
1(1)
|
−1(6.2)
|
−1(25)
|
−1(120)
|
−1(0)
|
1(1)
|
−1(10)
|
1(0.5)
|
220
|
213
|
12
|
1(48)
|
−1(0.5)
|
1(7.2)
|
1(28)
|
1(180)
|
1(1)
|
−1(0)
|
−1(10)
|
1(0.5)
|
360
|
361
|
13
|
1(24)
|
−1(0.5)
|
−1(6.2)
|
−1(25)
|
1(180)
|
−1(0)
|
1(1)
|
−1(10)
|
1(0.5)
|
260
|
265
|
14
|
1(48)
|
−1(0.5)
|
1(7.2)
|
−1(25)
|
1(180)
|
1(1)
|
1(1)
|
1(12)
|
−1(0.3)
|
230
|
241
|
15
|
1(24)
|
1(1)
|
−1(6.2)
|
1(28)
|
−1(120)
|
1(1)
|
1(1)
|
1(12)
|
1(0.5)
|
190
|
167
|
16
|
1(48)
|
1(1)
|
1(7.2)
|
−1(25)
|
−1(120)
|
1(1)
|
1(1)
|
−1(10)
|
1(0.5)
|
160
|
207
|
17
|
−1(24)
|
−1(0.5)
|
−1(6.2)
|
−1(25)
|
−1(120)
|
−1(0)
|
−1(0)
|
−1(10)
|
−1(0.3)
|
320
|
303
|
18
|
1(48)
|
−1(0.5)
|
−1(6.2)
|
1(28)
|
1(180)
|
−1(0)
|
1(1)
|
1(12)
|
−1(0.3)
|
220
|
235
|
19
|
−1(24)
|
−1(0.5)
|
−1(6.2)
|
1(28)
|
−1(120)
|
1(1)
|
−1(0)
|
1(12)
|
1(0.5)
|
260
|
289
|
20
|
−1(24)
|
1(1)
|
−1(6.2)
|
1(28)
|
1(180)
|
1(1)
|
1(1)
|
−1(10)
|
−1(0.3)
|
130
|
177
|
- X1: incubation time (h), X2: glucose % (w/v), X3: initial pH of production medium, X4: incubation temperature (°C), X5: agitation speed(rpm), X6: glycerol % (w/v)
- X7: starch % (w/v), X8: inoculum size % (v/v) and X9: yeast extract % (w/v). Values between in the parenthesis indicate real values of independent variables
-
Exp experimental, Pred predicted