TY  - BOOK
AU  - Gupta S.C.
AU  - Gupth Indra 
TI  - Fundamentals of statistics
SN  - 9789350517697
U1  - 519.53 GUP I 
PY  - 1981///
CY  - New Delhi
PB  - Himalaya Publishing House
KW  - Merits and demerits of mean
KW  - Limits of average
N1  - Includes Index and bibliography
ER  -