1) Operations can include all except; a) Transformation b) Feedback c) Convergence d) Lack of any variability e) None of the above

2) A company has been working a six-sigma program for several years, with a focus on improving yield on a key process. Prior to the program, the typical yields were averaging 70%. Presently, yields are consistently above 95%. This will allow the company to:

I. Increase price for the product

II. Reduce their process buffers

III. Eliminate all special cause variation

b) I and II

c) III only

d) I only

e) II only

f) I, II and III

3) A company has decided to introduce a major change program aimed at improving productivity. It has hired a consulting firm to assure that resources, competencies are in place as well as a detailed action plan. The senior management does not desire to explain the reasons for the new initiative other than to say these actions needed. What is the likely outcome of this effort within the company organization

I. Success for the program

II. Frustration among the employees

III. Confusion among the employees

a) I only

b) I and II

c) II and III

d) III only

e) None of the above

4) It is generally easier to make changes in: a) Your area of influence b) Your area of control c) Adjacent functional areas of high strategic importance d) To upstream areas

5) An interdependent system with variation is subject to: I. Starvation II. Blocking III. Global output equaling the average of its local outputs

b) I

c) II

d) I and II and III

e) III only

f) I and II

6) When examining probability distributions, all of the following are true except:

a) The Normal distribution frequently occurs

b) Virtually all statistical distributions in business are Normal with values shown in the Z table

c) The Binomial distribution also exits

d) It is best to validate the type of distribution your data is before calculating variance