@book{8593,
	author = {Rahman, N. A.},
	title = {Practical exercises in probability and statistics :},
	publisher = {Hafner Pub. Co.,},
	year = {1972.},
	address = {New York :},
	note = {"The present volume is a practical companion to the [author's] Course [in theoretical statistics] though the exercises can be used independently of the textbook."}
}