TY  - GEN
AU  - Pfenning, Nancy
TI  - Elementary statistics : : looking at the big picture 
SN  - 9780495831457
AV  - QA276.12 PFE 2011 
PY  - 2011///
CY  - New York
PB  - Cengage learning.
KW  - Statistics
N1  - Includes index
ER  -