Statistical analysis for business decisions [by] William S. Peters [and] George W. Summers. Peters, William Stanley, 1925- Summers, George William, joint author. Statistics. HA29 .P465 311.23 PES Includes bibliographies. Englewood Cliffs, N.J. : Prentice-Hall, 1968. 1968. 1968 Text xvi, 540 p. : eng Prentice-Hall international series in management