TY - BOOK AU - Mason,Robert D., Lind, Douglas A. AU - x TI - Statistical techlniques in business and economics: x SN - x U1 - 519.5/M398s PY - 1978/// CY - Homewood , IL; Boston MA PB - Irwin KW - Social sciencee - statistical method KW - Economics - Statistical method N1 - Includes ER -