Statistical Study of Multivariate Quality Control ' Procedures and Its Applications

Abstract

No word of gratitude would be enough to express my indebtedness to Professor Abd El-fatah Mohamed Ahmed Kndeal Professor of Statistics and Dean of Faculty of Commerce, Banha University. His generous effort and valuable friendly advice have actually helped me from the early to the final stages of this thesis. The tolerance and kindness • he has always showed whenever I wished to meet him are really worth appreciation. I will never forget • Professor Kndeal's willing guidance . and patient support that

have been indispensable throughout this thesis.

My gratitude also embraces Dr. Mohamed Swelam EL­ Said _ Dr. of Statistic at Faculty of Commerce, Banha University_ for his willing assistance and kind supervision.

My colleagues, family and friends have all genuinely contributed to this study through the unlimited encouragement they used to show,. which really helped me keep up intellectual research effort from beginning to end.

Finally, many thanks for all who offered me some help during the preparation of this thesis.