TY  - BOOK
AU  - 
AU  - Morris,Lynn Lyons
TI  - How to calculate statistics
SN  - 080391072X
AV  - LB2846.F58 1978 
PY  - 1978///
CY  - Beverly Hills, Calif.
PB  - Sage Publications
KW  - Educational statistics
N1  - Includes bibliographical references and index
ER  -