Statistics for the social sciences /
Hays, William L.(William Lee),1926-author.
With answers to selected problems.
Second edition originally published: New York : Holt, Rinehart and Winston, 1973. - Previous edition: published as 'Statistics for psychologists', New York ; London : Holt, Rinehart and Winston, 1963; and as 'Statistics', 1970.
Includes index.
Social sciences
Mathematical statistics.