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Dedication

Dedicated

To the Memory of

My parents

"Education without wisdom and wisdom without humility are husks without grain."

Sri Sathya Sai Baba

Acknowledgments

I have been inspired by the celebrated book on this topic by the late Abraham Wald and I am grateful to Dover Publications for their kind permission for my use of certain parts of Wald's book as a source. I am equally grateful to the American Sciences Press for permission to use several sections of my earlier...