I have three components as shown below:
x1 + x2 + x3 = 0.7 of total mixture (Grade 1)
x1 + x2 + x3 = 0.9 of total mixture (Grade 2)
x1 + x2 + x3 = 0.11 of total mixture (Grade 3)
Mixing proportion in %
[33.33, 33.33, 33.33]
[50, 33.33, 16.67]
[100, 0,0]
To give a total of 21 runs
for Y1, Y2, Y3 and Y4 responses