Chapter 12 – Study Notes

 

1. _________ ________ are data arranged according to some time sequence.
2. A _____ ________ is a sequential plot of individual data values over time.
3. The figures on page 657 along with the explanations from page 656 are informative.
4. A common goal of many different methods of quality control is to reduce ______.
5. Random _________ is due to chance.
6. Assignable __________ results from causes that can be identified.
7. An ______  _______ is a plot of the sample ranges instead of individual sample values and is used to monitor the variation in a process.
8. What are the criteria used to determine when a process is not statistically stable?
9. An ____ chart is a plot of the sample means.

 

Do odd problems pages 665-668

 

10. The ____ chart is a control chart used to monitor the proportion ‘p’ for some attribute.
11. The example on page 669 demonstrates one use of these charts.

 

Do the odd problems on pages 672-3.

 

Work through the Review and Cumulative Review Exercises on pages 675-7.

 

Students enrolled in Math 1442 need to answer the three questions on Global Warming (page 674) and read the Statistics at Work on pages 680-1. What statistics does O’Toole feel that students need to understand? Email your answers to [email protected].

 

The Chapter 12 test will be available from _______ until ______. It consists of 6 questions and has a time limit of 15 minutes. You can use your textbook and notes as you take the test.