TY  - GEN
AU  - Freedman, David
AU  - Pisani, Robert
AU  - Purves, Roger
TI  - Statistics
SN  - 9788130915876
U1  - 519.5 
PY  - 2015///
CY  - New Delhi
PB  - Viva Books publications
KW  - Accuracy of averages
KW  - Sample servey
KW  - Law of average
KW  - Chi-square test
N1  - It Includes and index
ER  -