Accountability Scores for Advantaged and Disadvantaged Schools*

 

Total Mean

Advantaged Mean

Disadvantaged Mean Performance Gap
1993 35.9

42.4

32.2 -10.2
1994 41.5

48.7

39.7 -9.0
1995 45.6

52.5

44.2 -8.3
1996 44.1

50.5

42.6 -7.9
1997 48.3

56.8

44.8 -12.0
1998 47.8 56.8 43.2 -13.6
1999 59.6 70.0 54.4 -16.0

* The N's for all schools (total mean) range from 1137 to 1190: N's for advantaged and disadvantaged schools range from 107 to 116. The scores for 1993 through 1998 are from KIRIS; the scores from 1999 are from CATS.