TY  - BOOK
AU  - Gupta, S.P.
TI  - Statistical methods
SN  - 818054598X
U1  - 519.5 21st ed
PY  - 1998///
CY  - New Delhi
PB  - Sultan Chand
KW  - Correlation (Statistics)
KW  - Regression analysis
KW  - Sampling (Statistics)
KW  - Statistics
ER  -