Chapter Eleven Quality and Assurance

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

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

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

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

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

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

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

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

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)

Revised p chart for Xezet floppy disk data (Refer to Example 11.2) Fig. 11-10 Revised p chart for Xezet floppy disk data (Refer to Example 11.2)

Successive Cycles in Process Monitoring Fig. 11-11 Successive Cycles in Process Monitoring

The Behavior of G(n, k) as a function of k (Refer to Example 11.5) Fig. 11-12 The Behavior of G(n, k) as a function of k (Refer to Example 11.5)

Fig. 11-13 The Ideal OC Curve

OC Curve for Spire Records (n = 10) Fig. 11-14 OC Curve for Spire Records (n = 10)

Revised OC Curve for Spire Records (n = 25) Fig. 11-15 Revised OC Curve for Spire Records (n = 25)

Two Realizations of a Sequential Sampling Plan Fig. 11-16 Two Realizations of a Sequential Sampling Plan

Sequential Sampling Plan for Spire Records (Refer to Example 11.8) Fig. 11-17 Sequential Sampling Plan for Spire Records (Refer to Example 11.8)

ASN Curve for Spire Records (estimated) Fig. 11-18 ASN Curve for Spire Records (estimated)

AOQ Curves for Spire Records (Refer to Example 11.9) Fig. 11-19 AOQ Curves for Spire Records (Refer to Example 11.9)

The House of Quality: The QFD Planning Matrix Fig. 11-20 The House of Quality: The QFD Planning Matrix