TY  - GEN
AU  - Gupta , S. P.
TI  - Practical Statistics 
SN  - 8121906241
U1  - 519.5 
PY  - 2002///
CY  - New Delhi
PB  - S.Chand 
KW  - MEASURES
KW  - CLASSIFICATION AND TABULATION
KW  - STATISTICS
KW  - ANALYSIS
KW  - ATTRIBUTES
ER  -