Which is correct and most complete using the notation from the text?

a. In general, g(x) corresponds to the primary KOV.

b. Control charting likely results in improved recommendations for settings, xop.

c. Regression models cannot be used to specify constraint sets.

d. Formal optimization is generally used by all teams in six sigma projects.

e. All of the above are correct.

f. All of the above are correct except

(a) and (e).