... B, which has high conforming output, as well as from a process distributed as N(13, 1.20) with the same LSL, USL and T,which has low conforming output. © MCB UP Limited 1995 Mathematics Quality Statistical process control There have been a number of process...

...M.N. Gopalan; U. Dinesh Kumar Analyses an n‐unit cold‐standby system with a single repair facility under the assumption that the failure and repair times are arbitrarily distributed. Develops a mathematical model using semi‐regenerative processes. Obtains a system of integral equations...

.... Expert systems Knowledge‐based systems Mathematics Methodology Personal computers Quality Recognition Statistical process control The window size (x‐axis) is 20 and the equal probability zone upper bounds (y‐axis) are 0.4516, 1.0412, 1.8817, 3.2754, and 7.5(Chih and Rollier[ 19...

... of process behaviour under these assumptions is given in Figure 1 . © MCB UP Limited 1995 Control charts Mathematics Process control Statistics The exponentially weighted moving average, (EWMA), has found applications in a number of different areas. It is known to have some...

...Reay‐Chen Wang; Chung‐Ho Chen Considers the problem of determining economic statistical np‐control chart designs under the fuzzy environment of closely satisfying type I and II errors. Goes on to model the problem as fuzzy mathematical programming, and uses a heuristic method to obtaining...

... mode. © MCB UP Limited 1995 Cluster analysis Control charts Mathematics Process control Statistical process control Statistics 1 misuse of the cutter (shift mode 1); 2 erroneously setting a lower than normal spindle speed for the machine tool (shift mode 2); 3...