TY  - BOOK
AU  - Gravetter,Frederick J.
TI  - Statistics for the behavioral sciences : 
SN  - 9780534602468
U1  - 519.50243 
PY  - 2004///
CY  - Australia
PB  - Wadsworth
KW  - Statistics
N1  - 1.Introduction to statistics                          2.Frequency distributions                           3.Central tendency
ER  -