Q1: When an employee team develops a process map, they should first document the process as it should be.

a. True

b. False

Q2: Suppose a process has a UCLx = 41.20 and a LCLx = 38.80. Also suppose the UTL is 41.00 and the LTL is 39.00. If a sample is taken with a sample mean of 38.95, is the process in statistical control?

a. No, it is not.

b. There is not enough information to properly answer this question.

c. Yes, it is.

Q3: For a process, the process capability index can never be greater than the process capability ratio when using the same tolerances and process standard deviation.

a. True

b. False

Q4: Which of the following statements about learning curves is best?

a. Underestimated learning effects may cause overestimation of capacity needs.

b. Learning improvements always follows a consistent pattern.

c. An 80% learning curve means that each unit takes 20% less time than its immediate predecessor.

d. None of these are correct.

e. Frequent design changes and reengineering have no effect on learning rates.

Q5: Activities that take place closer to the customer are called upstream activities.

a. True

b. False