Show the IRT parameterization
Examples
ex5_5 <- system.file("extdata", "ex5_5.h5", package = "mplush5")
irt_results <- mplus.print.irt.parameterization(ex5_5)
irt_results
#> Section Statement Estimate S.E. Estimate/S.E.
#> 1 Item Discriminations F 1.0255562 0.1518259 6.754817
#> 2 Item Discriminations F 1.0618978 0.1566296 6.779677
#> 3 Item Discriminations F 0.9162195 0.1413375 6.482494
#> 4 Item Discriminations F 1.1551850 0.1606696 7.189819
#> 5 Item Discriminations F 0.9798059 0.1514051 6.471421
#> 6 Item Discriminations F 0.5185789 0.1206512 4.298167
#> 7 Item Discriminations F 1.1276879 0.1591642 7.085061
#> 8 Item Discriminations F 1.0433395 0.1479916 7.049992
#> 9 Item Discriminations F 1.0207464 0.1495083 6.827355
#> 10 Item Discriminations F 0.9689941 0.1414078 6.852479
#> 11 Item Discriminations F 1.2351886 0.1650468 7.483870
#> 12 Item Discriminations F 0.9815799 0.1475949 6.650501
#> 13 Item Discriminations F 1.0067405 0.1459082 6.899819
#> 14 Item Discriminations F 0.7595108 0.1268064 5.989531
#> 15 Item Discriminations F 0.7913234 0.1275656 6.203264
#> 16 Item Discriminations F 0.9499195 0.1409521 6.739307
#> 17 Item Discriminations F 1.1443266 0.1607461 7.118844
#> 18 Item Discriminations F 1.1250384 0.1536353 7.322785
#> 19 Item Discriminations F 0.7808563 0.1314153 5.941897
#> 20 Item Discriminations F 1.0942031 0.1514820 7.223321
#> 21 Item Difficulties U1 -0.3590498 0.1130374 -3.176380
#> 22 Item Difficulties U2 -0.4172890 0.1121590 -3.720513
#> 23 Item Difficulties U3 -0.3565403 0.1223880 -2.913198
#> 24 Item Difficulties U4 -0.2882763 0.1014546 -2.841432
#> 25 Item Difficulties U5 -0.4505072 0.1201851 -3.748445
#> 26 Item Difficulties U6 -0.8325146 0.2526198 -3.295524
#> 27 Item Difficulties U7 -0.4015123 0.1071693 -3.746521
#> 28 Item Difficulties U8 -0.4029139 0.1138216 -3.539873
#> 29 Item Difficulties U9 -0.4283578 0.1158469 -3.697618
#> 30 Item Difficulties U10 -0.4641393 0.1216290 -3.816025
#> 31 Item Difficulties U11 0.4804653 0.1054720 4.555385
#> 32 Item Difficulties U12 0.5623555 0.1285717 4.373867
#> 33 Item Difficulties U13 0.4618550 0.1204995 3.832837
#> 34 Item Difficulties U14 0.3663983 0.1431374 2.559766
#> 35 Item Difficulties U15 0.3543879 0.1380897 2.566360
#> 36 Item Difficulties U16 0.4198622 0.1233814 3.402962
#> 37 Item Difficulties U17 0.5237252 0.1132052 4.626333
#> 38 Item Difficulties U18 0.4087629 0.1085386 3.766060
#> 39 Item Difficulties U19 0.8432957 0.1764836 4.778323
#> 40 Item Difficulties U20 0.4354475 0.1121669 3.882138
#> 41 Variances F 1.0000000 0.0000000 0.000000
#> Two-Tailed P-Value
#> 1 1.430167e-11
#> 2 1.204459e-11
#> 3 9.021872e-11
#> 4 6.488143e-13
#> 5 9.708567e-11
#> 6 1.722166e-05
#> 7 1.389777e-12
#> 8 1.789235e-12
#> 9 8.649526e-12
#> 10 7.257972e-12
#> 11 7.216450e-14
#> 12 2.920975e-11
#> 13 5.206946e-12
#> 14 2.104470e-09
#> 15 5.530387e-10
#> 16 1.591438e-11
#> 17 1.088463e-12
#> 18 2.429168e-13
#> 19 2.817426e-09
#> 20 5.073719e-13
#> 21 1.491254e-03
#> 22 1.988186e-04
#> 23 3.577482e-03
#> 24 4.491145e-03
#> 25 1.779345e-04
#> 26 9.823827e-04
#> 27 1.793037e-04
#> 28 4.003191e-04
#> 29 2.176316e-04
#> 30 1.356186e-04
#> 31 5.228981e-06
#> 32 1.220650e-05
#> 33 1.266737e-04
#> 34 1.047427e-02
#> 35 1.027720e-02
#> 36 6.665950e-04
#> 37 3.721963e-06
#> 38 1.658440e-04
#> 39 1.767631e-06
#> 40 1.035420e-04
#> 41 1.000000e+00