TY  - BOOK
AU  - Koenker, Robert H.
TI  - Simplified statistics for students in education and psychology: : for students in education and psychology
U1  - 519.5 
PY  - 1971///
CY  - New Jersey
PB  - Littlefield Adams
KW  - Statistics
KW  - Education-Statistices
N1  - Includes index
ER  -