Statistics made simple /
Hayslett, H. T.
Murphy, Patrick,1925-
London W.H. Allen
1971
With answers
Previous ed., Garden City [N.Y.]: Doubleday, 1967; London: W.H. Allen, 1968
Includes index
ISBN 0 491 00680 2 Pbk: £0.90
Probabilities.
Mathematical statistics.