TY  - BOOK
AU  - GUPTA S.P.
TI  - STATISTICAL METHODS
SN  - 818054298-X
U1  - 519.5  GUP/ST 
PY  - 2005///
CY  - DELHI
PB  - SULTHAN CHAND
KW  - STATISTICAL SURVEY
KW  - COLLECTION OF DATA
KW  - SAMPLING
KW  - CLASSIFICATION AND TABULATION
KW  - GRAPHIC PRESENTATION
KW  - MEASURES OF CENTRAL VALUE
ER  -