Skip to main content
. 2021 Jan 6;20(2):1094–1109. doi: 10.1007/s11469-020-00428-4

Table 5.

Graded response model parameter estimates for FCV-19 (α the slope parameter estimates and b1, b2, b3 and b4 the threshold parameter estimates)

Item α b1 b2 b3 b4
Item 1 2.22 − 0.98 − 0.11 1.02 1.95
Item 2 1.88 − 1.17 − 0.26 0.60 1.59
Item 3 3.34 − 0.20 0.79 1.65 2.20
Item 4 2.67 0.28 1.01 1.89 2.50
Item 5 2.39 − 0.59 0.30 1.06 2.02
Item 6 3.59 0.78 1.33 2.08 2.60
Item 7 3.31 0.61 1.15 1.87 2.68