Table 4.
Stratum | Special Education Students
|
Non-Special Education Students
|
Effect Size (d) | ||||
---|---|---|---|---|---|---|---|
N | M | SD | N | M | SD | ||
2004 Reading Test Score
|
|||||||
1 | 18 | 160.68 | 11.06 | 2873 | 153.91 | 15.72 | 0.43 |
2 | 19 | 145.99 | 21.87 | 996 | 142.62 | 17.50 | 0.19 |
3 | 30 | 134.19 | 16.74 | 889 | 140.12 | 18.43 | −0.32 |
4 | 51 | 123.22 | 20.79 | 624 | 133.37 | 20.34 | −0.50 |
5 | 83 | 123.75 | 21.87 | 371 | 129.15 | 20.91 | −0.26 |
6 | 94 | 118.05 | 22.92 | 169 | 123.70 | 22.07 | −0.26 |
7 | 47 | 112.71 | 17.54 | 29 | 117.94 | 24.38 | −0.21 |
8 | 21 | 94.02 | 23.49 | 4 | 80.49 | 4.97 | 2.72 |
2002–2004 Reading Test Score Gains
|
|||||||
1 | 18 | 21.13 | 11.82 | 2873 | 19.25 | 11.44 | 0.16 |
2 | 19 | 21.99 | 15.84 | 996 | 20.69 | 12.35 | 0.11 |
3 | 30 | 23.25 | 15.78 | 889 | 21.40 | 12.54 | 0.15 |
4 | 51 | 20.49 | 13.98 | 624 | 22.37 | 13.13 | −0.14 |
5 | 83 | 24.40 | 11.67 | 371 | 23.63 | 14.13 | 0.05 |
6 | 94 | 24.22 | 14.68 | 169 | 24.01 | 13.25 | 0.02 |
7 | 47 | 25.83 | 13.91 | 29 | 20.26 | 12.19 | 0.46 |
8 | 21 | 19.47 | 19.17 | 4 | 18.12 | 4.11 | 0.33 |
2004 Math Test Score
|
|||||||
1 | 18 | 131.91 | 11.08 | 2873 | 125.11 | 14.83 | 0.46 |
2 | 19 | 119.84 | 17.10 | 996 | 116.58 | 18.09 | 0.18 |
3 | 30 | 112.47 | 18.18 | 889 | 114.07 | 18.07 | −0.09 |
4 | 51 | 104.81 | 21.77 | 624 | 109.29 | 20.40 | −0.22 |
5 | 83 | 102.83 | 20.96 | 371 | 105.08 | 20.97 | −0.11 |
6 | 94 | 98.55 | 21.70 | 169 | 100.17 | 23.50 | −0.07 |
7 | 47 | 87.40 | 21.89 | 29 | 96.94 | 22.04 | −0.43 |
8 | 21 | 80.35 | 21.91 | 4 | 68.39 | 14.16 | 0.84 |
2002 – 2004 Math Test Score Gains
|
|||||||
1 | 18 | 20.37 | 11.32 | 2873 | 20.61 | 9.73 | −0.02 |
2 | 19 | 20.82 | 10.29 | 996 | 21.51 | 10.24 | −0.07 |
3 | 30 | 23.44 | 8.08 | 889 | 22.25 | 10.90 | 0.11 |
4 | 51 | 22.15 | 11.23 | 624 | 21.89 | 10.53 | 0.02 |
5 | 83 | 19.56 | 11.55 | 371 | 21.78 | 11.62 | −0.19 |
6 | 94 | 22.33 | 11.33 | 169 | 21.98 | 12.42 | 0.03 |
7 | 47 | 18.99 | 12.97 | 29 | 22.10 | 12.36 | −0.25 |
8 | 21 | 17.98 | 12.77 | 4 | 15.24 | 9.18 | 0.30 |
Note: None of these contrasts were statistically significant at p<.05