TY  - BOOK
AU  - Freund, John E.
AU  - Williams, Frank Jefferson.
TI  - Elementary business statistics: the modern approach 
SN  - 0132530392
U1  - 519.5 
PY  - 1972///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Statistics
N1  - Includes bibliographical references (p. 465-469)
ER  -