The second approach, Full-profile approach or multiple-factor evaluation is
Construct or mixed all factors and then evaluate
From the same example which has 3 factors are 2 colors, 2 shapes and 3 names so Total design, 2 multiplied by 2 and 3 is 12 designs
We can use all 12 designs to consumer choose but if design for evaluation has too many, (consumer might feel bored and also) spend much budget. So we can use some designs such as
We choose according to red circle and you will see that still have 3 factors are 2 colors, 2 shapes and 3 names.