Table: Children’s Mean Reading, Math, and General Knowledge Performance

By George A. Clowes

Published January 1, 2003

Children’s Mean Reading, Mathematics and General Knowledge Performance in Kindergarten and First Grade, by Child and Family Characteristics
		Kindergarten Fall 1998	Kindergarten Spring 1999	First Grade Fall 1999	First Grade Spring 2000
GENERAL KNOWLEDGE PERFORMANCE
	Total	22.67	27.74	30.87	35.48
Socioeconomic status
	Lowest 20 percent	16.61	21.55	24.36	29.43
	Middle 60 percent	22.39	27.55	30.74	36.00
	Highest 20 percent	27.77	32.68	35.89	39.90
Percent of Average Gain
	Lowest 20 percent		97%		110%
	Middle 60 percent		102%		114%
	Highest 20 percent		97%		87%
MATHEMATICS OVERALL PERFORMANCE
	Total	19.80	27.95	33.00	43.79
Socioeconomic status
	Lowest 20 percent	14.72	21.81	26.44	37.21
	Middle 60 percent	19.49	27.66	33.04	43.73
	Highest 20 percent	24.58	33.14	38.87	48.63
Percent of Average Gain
	Lowest 20 percent		87%		100%
	Middle 60 percent		100%		99%
	Highest 20 percent		105%		90%
Soucrce: Table 48, Digest of Education Statistics 2001; calculations by School Reform News.