28. Instability is mostapparent on the A) Xbar chart. B) R chart. C) np chart D)

Question

28. Instability is mostapparent on the

A) Xbar chart.

B) R chart.

C) np chart

D) I chart

29. Which is not a tool ofstatistical quality control?

A) Fishbone diagram.

B) Pareto chart.

C) Attribute control chart.

D) Deming chart.

30. Likely reasons for inaccuratecontrol limits would include which of the following?

A) The engineering parameter for variance isunknown.

B) The engineers were underpaid for theirwork.

C) There was insufficient preliminarysampling.

D) Process variation was not zero, asexpected.

31. The R chart is likely toreveal which problem?

A) Instability.

B) Cycles.

C) Instibility.

D) Trend.

32. Find the Cpindex for a process with USL = 550, LSL = 540,m = 545, and s= 0.75.

A) 1.25

B) 1.33

C) 2.22

D) 1.75

Explanation / Answer

Related Questions

Navigate

• Browse (All)
• Browse 2
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.