IRT parameters for the changing role of America in the world scale, by block and item, grade 12 U.S. history national main assessment (accommodations permitted [R3]): 2001
Block |
Item |
NAEP ID |
aj |
bj |
cj |
dj1 |
dj2 |
dj3 |
H3 |
7 |
H044701 |
1.14 |
0.71 |
0.22 |
† |
† |
† |
8 |
H044702 |
0.80 |
1.85 |
0.00 |
0.25 |
-0.25 |
† |
12 |
H045001 |
0.84 |
0.45 |
0.25 |
† |
† |
† |
15 |
H045201 |
1.44 |
1.57 |
0.22 |
† |
† |
† |
17 |
H045401 |
1.62 |
1.64 |
0.22 |
† |
† |
† |
H4 |
9 |
H046301 |
0.59 |
2.40 |
0.00 |
† |
† |
† |
10 |
H046401 |
1.65 |
1.38 |
0.20 |
† |
† |
† |
11 |
H046402 |
0.84 |
0.68 |
0.21 |
† |
† |
† |
13 |
H046601 |
0.97 |
0.69 |
0.17 |
† |
† |
† |
14 |
H046701 |
0.73 |
0.78 |
0.18 |
† |
† |
† |
15 |
H046702 |
0.92 |
0.96 |
0.14 |
† |
† |
† |
16 |
H046801 |
0.95 |
0.39 |
0.18 |
† |
† |
† |
H5 |
4 |
H062301 |
0.64 |
0.31 |
0.27 |
† |
† |
† |
14 |
H063301 |
0.79 |
0.57 |
0.22 |
† |
† |
† |
H6 |
14 |
H049601 |
0.74 |
1.35 |
0.00 |
1.66 |
-0.40 |
-1.26 |
15 |
H049701 |
0.95 |
0.99 |
0.00 |
-0.57 |
0.57 |
† |
16 |
H049801 |
0.98 |
1.29 |
0.11 |
† |
† |
† |
H7 |
6 |
H050301 |
0.65 |
1.30 |
0.21 |
† |
† |
† |
10 |
H050701 |
0.84 |
1.00 |
0.32 |
† |
† |
† |
12 |
H050901 |
1.51 |
0.74 |
0.27 |
† |
† |
† |
Cluster: 13,14 |
H0510CL |
0.67 |
1.75 |
0.00 |
0.64 |
-0.06 |
-0.58 |
17 |
H051201 |
1.20 |
0.62 |
0.15 |
† |
† |
† |
H8 |
11 |
H052201 |
0.67 |
-0.28 |
0.23 |
† |
† |
† |
14 |
H052501 |
0.93 |
1.12 |
0.00 |
-0.29 |
0.29 |
† |
16 |
H052701 |
0.45 |
0.40 |
0.00 |
-0.08 |
0.08 |
† |
17 |
H052801 |
0.85 |
-0.02 |
0.24 |
† |
† |
† |
H9 |
14 |
H061701 |
1.32 |
0.75 |
0.21 |
† |
† |
† |
15 |
H061801 |
0.95 |
0.42 |
0.00 |
1.19 |
-1.19 |
† |
H10 |
1 |
H041901 |
0.83 |
0.89 |
0.27 |
† |
† |
† |
5 |
H042201 |
0.66 |
2.52 |
0.00 |
0.25 |
-0.25 |
† |
6 |
H042301 |
1.41 |
1.42 |
0.25 |
† |
† |
† |
7 |
H042401 |
0.59 |
2.42 |
0.21 |
† |
† |
† |
Cluster: 14,15 |
H0429CL |
0.40 |
-0.46 |
0.00 |
0.43 |
-0.30 |
-0.13 |
H11 |
1 |
H063801 |
0.82 |
-0.01 |
0.00 |
1.34 |
-1.34 |
† |
2 |
H063901 |
0.79 |
-2.33 |
0.22 |
† |
† |
† |
3 |
H064001 |
0.91 |
0.64 |
0.00 |
1.12 |
-1.12 |
† |
4 |
H064101 |
0.96 |
0.23 |
0.00 |
0.64 |
-0.64 |
† |
9 |
H064601 |
1.03 |
-0.78 |
0.20 |
† |
† |
† |
10 |
H064701 |
1.41 |
-0.97 |
0.27 |
† |
† |
† |
11 |
H064801 |
0.78 |
-1.07 |
0.19 |
† |
† |
† |
Last updated 15 July 2008 (KL)
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