Skip to main content
. 2022 Jul 1;9(7):991. doi: 10.3390/children9070991

Table 3.

Graded Model Item Parameter Estimates, logit: a(θ-b).

Label a s.e.a b 1 s.e.b 1 b 2 s.e.b2 b 3 s.e.b 3 b 4 s.e.b4 b 5 s.e.b 5
WB1 1.22 0.09 −2.27 0.16 −1.19 0.10 −0.82 0.08 −0.28 0.07 0.44 0.07
WB2 2.21 0.13 −1.71 0.09 −0.92 0.06 −0.48 0.05 0.23 0.05 1.13 0.07
WB3 2.80 0.18 −1.53 0.08 −0.82 0.05 −0.34 0.05 0.34 0.05 0.95 0.06
WB4 2.64 0.17 −1.64 0.08 −0.80 0.06 −0.18 0.05 0.33 0.05 0.78 0.05
WB5 1.84 0.11 −1.69 0.10 −0.70 0.06 −0.22 0.05 0.43 0.05 0.98 0.07

a—discrimination parameter; b—difficulty threshold; Marginal Reliability for Response Pattern Scores: 0.86.