TY  - BOOK
AU  - Gupta,S.P.
TI  - Statistical methods: containing, besides theory, 670 fully solved illustrations and about 1,300 problems with answers 
U1  - 519 
PY  - 1981///
CY  - New Delhi
PB  - Sultan Chand
KW  - Statistics
KW  - Problems, exercises, etc
KW  - Statistical analysis
ER  -