TY  - BOOK
AU  - Ravid,Ruth
TI  - Practical statistics for educators
SN  - 9781442206557
AV  - LB2846 
PY  - 2011///
CY  - Lanham, Maryland
PB  - Rowman and Littlefield
KW  - Educational statistics
KW  - Study and teaching
KW  - Educational tests and measurements
N1  - 2; 2
ER  -