A solid, rigorous, yet comprehensible analysis of process capability indices, this work bridges the gap between theoretical statisticians and quality control practitioners, showing how an understanding of these indices can lead to process improvement.

Foreword
Preface
Introduction	p. 1
Facts needed from distribution theory	p. 3
Approximations with statistical differentials ('delta method')	p. 10
Binomial and Poisson distributions	p. 14
Normal distributions	p. 16
(Central) chi-squared distributions and non-central chi-squared distributions	p. 18
Beta distributions	p. 22
t-distributions and non-central t-distributions	p. 24
Folded distributions	p. 26
Mixture distributions	p. 27
Multinormal (multivariate normal) distributions	p. 29
Systems of distributions	p. 30
Facts from statistical methodology	p. 32
The basic process capability indices: C[subscript p], C[subscript pk] and their modifications	p. 37
The C[subscript p] index	p. 38
Estimation of C[subscript p]	p. 43
The C[subscript pk] index	p. 51
Estimation of C[subscript pk]	p. 55
Comparison of capabilities	p. 74
Correlated observations	p. 76
PCIs for attributes	p. 78
The C[subscript pm] index and related indices	p. 87
The C[subscript pm] index	p. 88
Comparison of C[subscript pm] and C[actual symbol not reproducible] with C[subscript p] and C[subscript pk]	p. 95
Estimation of C[subscript pm] (and C[actual symbol not reproducible])	p. 98
Boyles' modified C[subscript pm] index	p. 112
The C[subscript pmk] index	p. 117
C[subscript pm](a) indices	p. 121
Appendix 3.A: A minimum variance unbiased estimator for W=(9C[actual symbol not reproducible])[superscript-1]	p. 127
Process capability indices under non-normality: robustness properties	p. 135
Effects of non-normality	p. 137
Construction of robust PCIs	p. 151
Flexible PCIs	p. 164
Asymptotic properties	p. 170
Multivariate process capability indices	p. 179
Construction of multivariate PCIs	p. 180
Multivariate analogs of C[subscript p]	p. 183
Multivariate analogs of C[subscript pm]	p. 187
Vector-valued PCIs	p. 194
Note on computer programs	p. 203
Postscript	p. 205
Index	p. 209
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