id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
epaa-151	Chatterji, Madhabi	Achievement gaps and correlates of early mathematics achievement: Evidence from the ECLS K&mdash;first grade sample. Vol. 13 No. 46	2005	38	.pdf	application/pdf	15575	630	50	Here, a unit change (30 minutes or more versus less) in the predictor results in gains of 1.73 units on school mathematics achievement means (p< .10). Educ atio n Po licy Analy sis Arc hi v es Vo l. 1 3 N o. 4 6 14 Table 2 First Grade Mathematics Variance Partitioned to Students versus Schools: Results from Null Model Variable Parameter estimates d.f. p Fixed Effect Coefficient SE t School meana, G00 44.28 0.34 129.30 181 < .01 Random Effect Variance Component Χ2 School level effect, uoj 16.37 831.95 181 < .01 Child level effect, rij 66.06 a Reliability of intercept (school mathematics mean estimates at end of Grade 1) = .76 Variance Attributable to Schools (ICC) =	cache/epaa-151.pdf	txt/epaa-151.txt