TY  - GEN
AU  - Gupta,S.P.
TI  - Practical statistics
SN  - 8121906245
U1  - 519 
PY  - 1971///
CY  - New Delhi
PB  - S. Chand & Company Ltd.
KW  - Mathematics
KW  - Probabilities and statistical calculations
KW  - Practical statistics
KW  - Classification and tabulation
KW  - Correlation analysis
ER  -