Question: Which ONE is a special cause of variability?

(a) Work related stress (b) Product design (c) Inadequate warehouse lighting (constant) (d) Poor training program (e) New raw materials

Question: An external event, such as construction on the campus, will cause a process change for daily driving time in:

(a) Feedback Loop (b) Paradigm Shift (c) Common Variation (d) Process Capability (e) Special Variation

Question: If a data set has a mean of 1610 and median of 1096, the data is most likely

(a) Leptokurtic (b) Symmetric (c) Skewed left (d) Skewed right (e) Platykurtic

Question: p-bar is 0.4 and subgroup size is 50, what is the UCL?

(a) 0.47 (b) 0.61 (c) 0.55 (d) 0.48 (e) Not enough information to compute

Question: Which chart is best where we want to count the number of cracked M&M's per bag of peanut M&M's where each bag has a different number of pieces?

(a) u (b) np (c) s (d) c (e) x-bar

Question: Which chart is best where we want to count the number of divots per 10-yard square area on a golf course?

(a) p (b) r (c) u (d) c (e) np

Question: Which chart is best where we want to count the typos per newspaper article (each article has a different number of words)?

(a) s (b) u (c) x-bar (d) np (e) c