2. Chapter Eleven
Quality and Assurance

3. The Trade-Off Between Quality and Cost
Fig. 11-1
The Trade-Off Between Quality and Cost

4. Probability Density of a Uniform Variate on (0, 1)
Fig. 11-2
Probability Density of a Uniform Variate on (0, 1)

5. Density of the Sum of Three Uniform Random Variables
Fig. 11-3
Density of the Sum of Three Uniform Random Variables

6. Fig. 11-4
Density of the Sum of Three Uniform Random Variables and the Normal Approximation

7. Frequency Histogram of 150 Measurements
Fig. 11-5
Frequency Histogram of 150 Measurements

8. Theoretical Normal Curve of Arm Length
Fig. 11-6
Theoretical Normal Curve of Arm Length

9. Chart for Tracking Arm Data
Fig. 11-7
Chart for Tracking Arm Data

10. R Chart for Tracking Arm Data
Fig. 11-8
R Chart for Tracking Arm Data

11. Preliminary p chart for Xezet floppy disk data (Refer to Example 11.2)
Fig. 11-9
Preliminary p chart for Xezet floppy disk data (Refer to Example 11.2)

12. Revised p chart for Xezet floppy disk data (Refer to Example 11.2)
Fig
Revised p chart for Xezet floppy disk data (Refer to Example 11.2)

13. Successive Cycles in Process Monitoring
Fig
Successive Cycles in Process Monitoring

14. The Behavior of G(n, k) as a function of k (Refer to Example 11.5)
Fig
The Behavior of G(n, k) as a function of k (Refer to Example 11.5)

15. Fig
The Ideal OC Curve

16. OC Curve for Spire Records (n = 10)
Fig
OC Curve for Spire Records (n = 10)

17. Revised OC Curve for Spire Records (n = 25)
Fig
Revised OC Curve for Spire Records (n = 25)

18. Two Realizations of a Sequential Sampling Plan
Fig
Two Realizations of a Sequential Sampling Plan

19. Sequential Sampling Plan for Spire Records (Refer to Example 11.8)
Fig
Sequential Sampling Plan for Spire Records (Refer to Example 11.8)

20. ASN Curve for Spire Records (estimated)
Fig
ASN Curve for Spire Records (estimated)

21. AOQ Curves for Spire Records (Refer to Example 11.9)
Fig
AOQ Curves for Spire Records (Refer to Example 11.9)

22. The House of Quality: The QFD Planning Matrix
Fig
The House of Quality: The QFD Planning Matrix