Statistical Process Control for Managers, Second Edition

List of Figures

Figure 1.1 SPC adds value to business processes

Figure 2.1 Results of rules 1 and 2 of Deming’s funnel experiment

Figure 2.2 Run chart of sales

Figure 3.1 General form of the control chart

Figure 3.2 Normal distribution

Figure 3.3 Normal distribution tipped on its side

Figure 3.4 Control chart for individuals

Figure 3.5 Data entry and histogram using Minitab 18

Figure 3.6 Control chart for individuals for tons of coal per week

Figure 3.7 Screen for selecting pattern rules in NWA Quality Analyst 6.3

Figure 3.8 Process out of control—one point beyond UCL

Figure 3.9 Process out of control—eight points on falling trend

Figure 3.10 Process out of control—eight points above CL

Figure 3.11 Process out of control—zone rules

Figure 3.12 ...