Jennifer L Bolster, Alan M Batt
An Analysis of Drug Use-Related Curriculum Documents for Paramedic Students in British Columbia
Cureus
longitudinal study random sample baltimore youngsters starting first grade mathematics achievement level africanamericans whites almost identical two years later africanamerican students hadfallen behind half standard deviation use mathematics test score changes summer school closed estimate home influences investigate three major hypotheses might accountfor lower mathematics achievement among africanamericans important source variation mathematics achievement differences family economic status followed school segregation twoparent fatherpresent vs oneparent fatherabsent family configurations probably negligible cause economic status controlled poor children races consistently lose ground summer well better betteroff children winter school session discuss theoretical policy implications findings