Question

Robust design is to do with reducing the variation in performance. This variation can be measured as:

1. Standard deviation
2. Absolute deviation
3. Neither of a. or b.
4. Either of a. or b.

Answer 1

answer :- (1) standard deviation

explanation : actually, robust design a concept given by Japanese quality guru,Dr. Genichi Taguchi. it is defined as reducing product variation in a product without eliminating the cause of variation. this variation can be measured as standard variation.

hence, option (1) is correct.