TY - GEN AU - Siegel, Andrew F. TI - Practical business statistics. 4th ed.2000 SN - 0 07 2333609 9 U1 - 519.502855369 4 PY - 2000/// CY - New York PB - McGraw-Hill KW - Business- statistics KW - Business statistics N1 - Six N2 - Powerpoint illustrations ER -