An IERI – International Educational Research Institute Journal
Table 3 Descriptive statistics of latent trait estimates from the Rasch model across four test forms
From: A structural equation modeling approach for examining position effects in large-scale assessments
Form | N | M | SD | Min | Max |
|---|---|---|---|---|---|
1 | 2975 | −.01 | 1.02 | −3.17 | 2.06 |
2 | 2901 | .01 | 1.04 | −2.75 | 2.06 |
3 | 2897 | .00 | 1.01 | −2.75 | 2.06 |
4 | 2961 | −.01 | 1.04 | −3.02 | 2.06 |