|
ZPDs suggested by STAR/AR
before 2003 and after 2003
|
Grade-Equivalent Score |
Suggested ZPD |
2003
Revised ZPD |
|
1.0 |
1.02.0 |
1.02.0 |
|
1.5 |
1.52.5 |
1.52.5 |
|
2.0 |
2.03.0 |
2.03.0 |
|
2.5 |
2.33.3 |
2.33.3 |
|
3.0 |
2.63.6 |
2.63.6 |
|
3.5 |
2.8-4.0 |
2.8-4.0 |
|
4.0 |
3.1-4.3 |
3.0-4.5 |
|
4.5 |
3.4-4.7 |
3.2-5.0 |
|
5.0 |
3.7-5.1 |
3.4-5.4 |
|
5.5 |
4.0-5.5 |
3.7-5.7 |
|
6.0 |
4.3-5.9 |
4.0-6.1 |
|
6.5 |
4.6-6.3 |
4.2-6.5 |
|
7.0 |
4.9-6.7 |
4.3-7.0 |
|
7.5 |
5.1-7.1 |
4.4-7.5 |
|
8.0 |
5.2-7.5 |
4.5-8.0 |
|
9.0 |
5.3-8.3 |
4.6-9.0 |
|
10.0 |
5.4-9.2 |
4.7-10.0 |
|
11.0 |
5.5-10.0 |
4.8-11.0 |
|
12.0 |
5.6-10.7 |
4.9-12.0 |
|
12.1+ |
5.7-11.5 |
5.0-12.1+ |
|