Discovering whether programs work : a guide to statistical methods for program evaluation /
Langbein, Laura Irwin.
Discovering whether programs work : a guide to statistical methods for program evaluation / Laura Irwin Langbein. - Glenview, Il. : Scott, Foresman, 1980. - viii, 184 p. : ill. ; 23 cm. - The Scott, Foresman public policy analysis and management series .
Originally published: Santa Monica, Calif. : Goodyear Pub. Co., c1980.
Includes bibliographies and index.
0673162605
Social sciences--Statistical methods.
Evaluation research (Social action programs)
361.6/1/0724
Discovering whether programs work : a guide to statistical methods for program evaluation / Laura Irwin Langbein. - Glenview, Il. : Scott, Foresman, 1980. - viii, 184 p. : ill. ; 23 cm. - The Scott, Foresman public policy analysis and management series .
Originally published: Santa Monica, Calif. : Goodyear Pub. Co., c1980.
Includes bibliographies and index.
0673162605
Social sciences--Statistical methods.
Evaluation research (Social action programs)
361.6/1/0724