Last updated on 2021-12-03 12:56:38 CET.
| Flavor | Version | Tinstall | Tcheck | Ttotal | Status | Flags |
|---|---|---|---|---|---|---|
| r-devel-linux-x86_64-debian-clang | 1.1-35 | 104.14 | 79.39 | 183.53 | OK | |
| r-devel-linux-x86_64-debian-gcc | 1.1-35 | 72.71 | 58.61 | 131.32 | ERROR | |
| r-devel-linux-x86_64-fedora-clang | 1.1-35 | 292.60 | NOTE | |||
| r-devel-linux-x86_64-fedora-gcc | 1.1-35 | 233.81 | OK | |||
| r-devel-windows-x86_64-new-UL | 1.1-35 | 138.00 | 150.00 | 288.00 | OK | |
| r-devel-windows-x86_64-new-TK | 1.1-35 | OK | ||||
| r-devel-windows-x86_64-old | 1.1-35 | 133.00 | 86.00 | 219.00 | OK | |
| r-patched-linux-x86_64 | 1.1-35 | 86.50 | 75.73 | 162.23 | OK | |
| r-patched-solaris-x86 | 1.1-35 | 229.80 | OK | |||
| r-release-linux-x86_64 | 1.1-35 | 86.06 | 76.14 | 162.20 | OK | |
| r-release-macos-arm64 | 1.1-35 | NOTE | ||||
| r-release-macos-x86_64 | 1.1-35 | NOTE | ||||
| r-release-windows-ix86+x86_64 | 1.1-35 | 243.00 | 140.00 | 383.00 | OK | |
| r-oldrel-macos-x86_64 | 1.1-35 | NOTE | ||||
| r-oldrel-windows-ix86+x86_64 | 1.1-35 | 246.00 | 142.00 | 388.00 | OK |
Version: 1.1-35
Check: examples
Result: ERROR
Running examples in ‘immer-Ex.R’ failed
The error most likely occurred in:
> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: immer_ccml
> ### Title: Composite Conditional Maximum Likelihood Estimation for the
> ### Partial Credit Model with a Design Matrix for Item Parameters
> ### Aliases: immer_ccml summary.immer_ccml coef.immer_ccml vcov.immer_ccml
>
> ### ** Examples
>
> #############################################################################
> # EXAMPLE 1: Partial credit model with CCML estimation
> #############################################################################
>
> library(TAM)
Loading required package: CDM
Loading required package: mvtnorm
**********************************
** CDM 7.5-15 (2020-03-10 14:19:21)
** Cognitive Diagnostic Models **
**********************************
* TAM 3.7-16 (2021-06-24 14:31:37)
>
> data(data.gpcm, package="TAM")
> dat <- data.gpcm
>
> #-- initial MML estimation in TAM to create a design matrix
> mod1a <- TAM::tam.mml(dat, irtmodel="PCM2")
....................................................
Processing Data 2021-12-03 07:58:15
* Response Data: 392 Persons and 3 Items
* Numerical integration with 21 nodes
* Created Design Matrices ( 2021-12-03 07:58:15 )
* Calculated Sufficient Statistics ( 2021-12-03 07:58:15 )
....................................................
Iteration 1 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2791.524
Maximum item intercept parameter change: 0.772072
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.358296
....................................................
Iteration 2 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2519.9775 | Absolute change: 271.5465 | Relative change: 0.1077575
Maximum item intercept parameter change: 0.601556
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.047207
....................................................
Iteration 3 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2473.158 | Absolute change: 46.8195 | Relative change: 0.01893104
Maximum item intercept parameter change: 0.196329
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.009086
....................................................
Iteration 4 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2466.8772 | Absolute change: 6.2808 | Relative change: 0.00254607
Maximum item intercept parameter change: 0.124206
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002371
....................................................
Iteration 5 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2465.5623 | Absolute change: 1.3149 | Relative change: 0.00053329
Maximum item intercept parameter change: 0.064962
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000214
....................................................
Iteration 6 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.998 | Absolute change: 0.5643 | Relative change: 0.00022893
Maximum item intercept parameter change: 0.061585
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001587
....................................................
Iteration 7 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.6893 | Absolute change: 0.3087 | Relative change: 0.00012524
Maximum item intercept parameter change: 0.03452
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002399
....................................................
Iteration 8 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.5237 | Absolute change: 0.1656 | Relative change: 6.721e-05
Maximum item intercept parameter change: 0.032676
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002928
....................................................
Iteration 9 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.419 | Absolute change: 0.1047 | Relative change: 4.249e-05
Maximum item intercept parameter change: 0.020603
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.003194
....................................................
Iteration 10 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.3499 | Absolute change: 0.069 | Relative change: 2.802e-05
Maximum item intercept parameter change: 0.018585
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.003352
....................................................
Iteration 11 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.3017 | Absolute change: 0.0482 | Relative change: 1.955e-05
Maximum item intercept parameter change: 0.013054
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.003398
....................................................
Iteration 12 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.2653 | Absolute change: 0.0365 | Relative change: 1.479e-05
Maximum item intercept parameter change: 0.010356
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.003357
....................................................
Iteration 13 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.2378 | Absolute change: 0.0275 | Relative change: 1.116e-05
Maximum item intercept parameter change: 0.008519
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.00329
....................................................
Iteration 14 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.2154 | Absolute change: 0.0224 | Relative change: 9.1e-06
Maximum item intercept parameter change: 0.006743
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.00317
....................................................
Iteration 15 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1975 | Absolute change: 0.0178 | Relative change: 7.24e-06
Maximum item intercept parameter change: 0.005828
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.003063
....................................................
Iteration 16 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1824 | Absolute change: 0.0151 | Relative change: 6.12e-06
Maximum item intercept parameter change: 0.00499
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002878
....................................................
Iteration 17 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.17 | Absolute change: 0.0124 | Relative change: 5.05e-06
Maximum item intercept parameter change: 0.004111
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002747
....................................................
Iteration 18 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1594 | Absolute change: 0.0106 | Relative change: 4.3e-06
Maximum item intercept parameter change: 0.004047
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002556
....................................................
Iteration 19 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1505 | Absolute change: 0.009 | Relative change: 3.63e-06
Maximum item intercept parameter change: 0.003103
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002436
....................................................
Iteration 20 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1428 | Absolute change: 0.0076 | Relative change: 3.1e-06
Maximum item intercept parameter change: 0.003163
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002239
....................................................
Iteration 21 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1363 | Absolute change: 0.0065 | Relative change: 2.63e-06
Maximum item intercept parameter change: 0.002398
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.002123
....................................................
Iteration 22 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1308 | Absolute change: 0.0055 | Relative change: 2.25e-06
Maximum item intercept parameter change: 0.002551
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001949
....................................................
Iteration 23 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1261 | Absolute change: 0.0047 | Relative change: 1.91e-06
Maximum item intercept parameter change: 0.001962
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001839
....................................................
Iteration 24 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.122 | Absolute change: 0.0041 | Relative change: 1.66e-06
Maximum item intercept parameter change: 0.002015
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001697
....................................................
Iteration 25 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1186 | Absolute change: 0.0034 | Relative change: 1.4e-06
Maximum item intercept parameter change: 0.001547
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.00159
....................................................
Iteration 26 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1156 | Absolute change: 0.003 | Relative change: 1.2e-06
Maximum item intercept parameter change: 0.0016
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001462
....................................................
Iteration 27 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1131 | Absolute change: 0.0025 | Relative change: 1.01e-06
Maximum item intercept parameter change: 0.001287
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001365
....................................................
Iteration 28 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.111 | Absolute change: 0.0021 | Relative change: 8.7e-07
Maximum item intercept parameter change: 0.001355
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001254
....................................................
Iteration 29 2021-12-03 07:58:15
E Step
M Step Intercepts |----
Deviance = 2464.1092 | Absolute change: 0.0018 | Relative change: 7.4e-07
Maximum item intercept parameter change: 0.001065
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001171
....................................................
Iteration 30 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1076 | Absolute change: 0.0016 | Relative change: 6.3e-07
Maximum item intercept parameter change: 0.001138
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001074
....................................................
Iteration 31 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1063 | Absolute change: 0.0013 | Relative change: 5.3e-07
Maximum item intercept parameter change: 0.000845
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.001001
....................................................
Iteration 32 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1052 | Absolute change: 0.0011 | Relative change: 4.6e-07
Maximum item intercept parameter change: 0.000972
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000917
....................................................
Iteration 33 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1042 | Absolute change: 0.001 | Relative change: 3.9e-07
Maximum item intercept parameter change: 0.000723
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000855
....................................................
Iteration 34 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1034 | Absolute change: 8e-04 | Relative change: 3.3e-07
Maximum item intercept parameter change: 0.00083
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000782
....................................................
Iteration 35 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1027 | Absolute change: 7e-04 | Relative change: 2.8e-07
Maximum item intercept parameter change: 0.000617
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000729
....................................................
Iteration 36 2021-12-03 07:58:15
E Step
M Step Intercepts |---
Deviance = 2464.1021 | Absolute change: 6e-04 | Relative change: 2.4e-07
Maximum item intercept parameter change: 0.000708
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000667
....................................................
Iteration 37 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.1016 | Absolute change: 5e-04 | Relative change: 2e-07
Maximum item intercept parameter change: 0.000464
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000621
....................................................
Iteration 38 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.1012 | Absolute change: 4e-04 | Relative change: 1.7e-07
Maximum item intercept parameter change: 0.00059
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000565
....................................................
Iteration 39 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.1008 | Absolute change: 4e-04 | Relative change: 1.5e-07
Maximum item intercept parameter change: 0.000408
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000526
....................................................
Iteration 40 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.1005 | Absolute change: 3e-04 | Relative change: 1.2e-07
Maximum item intercept parameter change: 0.000513
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000482
....................................................
Iteration 41 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.1003 | Absolute change: 3e-04 | Relative change: 1.1e-07
Maximum item intercept parameter change: 0.000354
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000447
....................................................
Iteration 42 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.1 | Absolute change: 2e-04 | Relative change: 9e-08
Maximum item intercept parameter change: 0.000441
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000409
....................................................
Iteration 43 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0999 | Absolute change: 2e-04 | Relative change: 8e-08
Maximum item intercept parameter change: 0.000305
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000381
....................................................
Iteration 44 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0997 | Absolute change: 2e-04 | Relative change: 7e-08
Maximum item intercept parameter change: 0.000379
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000349
....................................................
Iteration 45 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0996 | Absolute change: 1e-04 | Relative change: 6e-08
Maximum item intercept parameter change: 0.000262
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000324
....................................................
Iteration 46 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0994 | Absolute change: 1e-04 | Relative change: 5e-08
Maximum item intercept parameter change: 0.000323
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000297
....................................................
Iteration 47 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0993 | Absolute change: 1e-04 | Relative change: 4e-08
Maximum item intercept parameter change: 0.000224
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000276
....................................................
Iteration 48 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0993 | Absolute change: 1e-04 | Relative change: 3e-08
Maximum item intercept parameter change: 0.000277
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000253
....................................................
Iteration 49 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0992 | Absolute change: 1e-04 | Relative change: 3e-08
Maximum item intercept parameter change: 0.000192
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000235
....................................................
Iteration 50 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0991 | Absolute change: 1e-04 | Relative change: 2e-08
Maximum item intercept parameter change: 0.000236
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000215
....................................................
Iteration 51 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0991 | Absolute change: 1e-04 | Relative change: 2e-08
Maximum item intercept parameter change: 0.000163
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 2e-04
....................................................
Iteration 52 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.099 | Absolute change: 0 | Relative change: 2e-08
Maximum item intercept parameter change: 0.000201
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000183
....................................................
Iteration 53 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.099 | Absolute change: 0 | Relative change: 2e-08
Maximum item intercept parameter change: 0.000139
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.00017
....................................................
Iteration 54 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.099 | Absolute change: 0 | Relative change: 1e-08
Maximum item intercept parameter change: 0.000171
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000156
....................................................
Iteration 55 2021-12-03 07:58:15
E Step
M Step Intercepts |-
Deviance = 2464.0989 | Absolute change: 0 | Relative change: 1e-08
Maximum item intercept parameter change: 9.8e-05
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000145
....................................................
Iteration 56 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0989 | Absolute change: 0 | Relative change: 1e-08
Maximum item intercept parameter change: 0.000155
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000131
....................................................
Iteration 57 2021-12-03 07:58:15
E Step
M Step Intercepts |-
Deviance = 2464.0989 | Absolute change: 0 | Relative change: 1e-08
Maximum item intercept parameter change: 8.9e-05
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000123
....................................................
Iteration 58 2021-12-03 07:58:15
E Step
M Step Intercepts |--
Deviance = 2464.0989 | Absolute change: 0 | Relative change: 1e-08
Maximum item intercept parameter change: 0.000136
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000111
....................................................
Iteration 59 2021-12-03 07:58:15
E Step
M Step Intercepts |-
Deviance = 2464.0989 | Absolute change: 0 | Relative change: 1e-08
Maximum item intercept parameter change: 7.9e-05
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 0.000105
....................................................
Iteration 60 2021-12-03 07:58:15
E Step
M Step Intercepts |-
Deviance = 2464.0988 | Absolute change: 0 | Relative change: 0
Maximum item intercept parameter change: 9.8e-05
Maximum item slope parameter change: 0
Maximum regression parameter change: 0
Maximum variance parameter change: 9.5e-05
....................................................
Item Parameters
xsi.index xsi.label est
1 1 Comfort 1.2925
2 2 Work 0.2775
3 3 Benefit 0.6016
4 4 Comfort_step1 -2.5943
5 5 Comfort_step2 1.1627
6 6 Work_step1 -1.9828
7 7 Work_step2 0.5811
8 8 Benefit_step1 -1.8336
9 9 Benefit_step2 0.2266
...................................
Regression Coefficients
[,1]
[1,] 0
Variance:
[,1]
[1,] 0.6531
EAP Reliability:
[1] 0.451
-----------------------------
Start: 2021-12-03 07:58:15
End: 2021-12-03 07:58:15
Time difference of 0.3883669 secs
> summary(mod1a)
------------------------------------------------------------
TAM 3.7-16 (2021-06-24 14:31:37)
R Under development (unstable) (2021-12-01 r81279) x86_64, linux-gnu | nodename=gimli2 | login=hornik
Date of Analysis: 2021-12-03 07:58:15
Time difference of 0.3883669 secs
Computation time: 0.3883669
Multidimensional Item Response Model in TAM
IRT Model: PCM2
Call:
TAM::tam.mml(resp = dat, irtmodel = "PCM2")
------------------------------------------------------------
Number of iterations = 60
Numeric integration with 21 integration points
Deviance = 2464.1
Log likelihood = -1232.05
Number of persons = 392
Number of persons used = 392
Number of items = 3
Number of estimated parameters = 10
Item threshold parameters = 9
Item slope parameters = 0
Regression parameters = 0
Variance/covariance parameters = 1
AIC = 2484 | penalty=20 | AIC=-2*LL + 2*p
AIC3 = 2494 | penalty=30 | AIC3=-2*LL + 3*p
BIC = 2524 | penalty=59.71 | BIC=-2*LL + log(n)*p
aBIC = 2492 | penalty=27.88 | aBIC=-2*LL + log((n-2)/24)*p (adjusted BIC)
CAIC = 2534 | penalty=69.71 | CAIC=-2*LL + [log(n)+1]*p (consistent AIC)
AICc = 2485 | penalty=20.58 | AICc=-2*LL + 2*p + 2*p*(p+1)/(n-p-1) (bias corrected AIC)
GHP = 1.05616 | GHP=( -LL + p ) / (#Persons * #Items) (Gilula-Haberman log penalty)
------------------------------------------------------------
EAP Reliability
[1] 0.451
------------------------------------------------------------
Covariances and Variances
[,1]
[1,] 0.653
------------------------------------------------------------
Correlations and Standard Deviations (in the diagonal)
[,1]
[1,] 0.808
------------------------------------------------------------
Regression Coefficients
[,1]
[1,] 0
------------------------------------------------------------
Item Parameters -A*Xsi
Error in Math.data.frame(list(item = c("Comfort", "Work", "Benefit"), :
non-numeric-alike variable(s) in data frame: item
Calls: summary ... tam_round_data_frame_print -> tam_round_data_frame -> Math.data.frame
Execution halted
Flavor: r-devel-linux-x86_64-debian-gcc
Version: 1.1-35
Check: installed package size
Result: NOTE
installed size is 5.6Mb
sub-directories of 1Mb or more:
libs 4.7Mb
Flavors: r-devel-linux-x86_64-fedora-clang, r-release-macos-arm64, r-release-macos-x86_64, r-oldrel-macos-x86_64
Version: 1.1-35
Check: Rd cross-references
Result: NOTE
Undeclared package ‘mirt’ in Rd xrefs
Flavor: r-devel-linux-x86_64-fedora-clang