TY  - GEN
AU  - Bakkappa, Ravikiran
TI  - Advanced methodology of educational research and statistics 
SN  - 9789390255326  
U1  - 370.7 
PY  - 2020///
CY  - Agra
PB  - Current publications
KW  - SPSS statistics
KW  - Measurement of central tendency
KW  - Data collection and techniques
N1  - :it includes bibliographies and index
ER  -