Chp 10

A control chart of any type answers the question, "is my process in control"

true

______variation is a variation whose cause can be identified Assignable Controllable Random Statistical Theoretical

Assignable

The Cpk measure uses of which of the following as inputs? Upper specification limit Lower specification limit Three sigma The average

All

Inspection is as a(n)________activity:

Appraisal

Process capability means the ability to produce at a high throughput

False

The R Chart focuses on which performance measure? Range Average Proportion of defects Number of defects

Range

The amount of inspection needed depends on ________ and _________ The amount of automation; the reliability of inspectors The quality of the supplier; the target market of the process The costs of inspection; the costs of passing on defective items Where in the process the inspection occurs; the volume of the process The cost of the item being inspected; the use of the item being inspected

The costs of inspection; the costs of passing on defective items

The Cp measure of capability assumes which thing? A high volume production process The production distribution is skewed right The production distribution is skewed left The production distribution is centered A four sigma range Production staff that can analyze data

The production distribution is centered

A shift in the process mean for a measured characteristic would most likely be detected by a: P-chart X-bar chart C-chart R-chart S- chart

X-bar chart

Each chart has which three components?

A center line representing the average An upper line representing the max acceptable variation upwards A lower line representing the max acceptable variation downwards

If a process is performing as it should, it is still possible to obtain observations which are outside of which limits? (I) tolerances (II) control limits (III) process variability

I and II