TY  - BOOK
AU  - Ravid, Ruth
TI  - Practical statistics for educators
SN  - 9781442242852
U1  - 370.21 
PY  - 2015///
CY  - Lanham
PB  - Rowman and Littlefield
KW  - Educational statistics-Study and teaching
KW  - Educational tests and measurements
N1  - Includes bibliographical references and index
ER  -