44 Lanjutan Tabel 6. Kemampuan rata-rata testi ability, tingkat kesukaran tiap item item
difficulty, dan step threshold tiap item serta pengujian fit item dengan model PCM dengan penskalaan politomus tujuh kategori
Nomor Item
Difficulty Aspect
Step Infit
MNSQ KET.
1 2
3 4
5 6
7.6 -0.09 Mean Ability
-0.73 NA
NA -0.59
NA NA
-0.53 1.01 Fit
Thresholds -0.18
-0.18 -0.18
7.7 -0.11 Mean Ability
-0.72 NA
-0.56 -0.58
NA -0.5
-0.51 0.97 Fit
Thresholds -0.17
-0.17 -0.1
-0.02 -0.02
0.2 7.8
-0.11 Mean Ability 0.62
NA -0.55
-0.52 NA
-0.49 -0.46
0.96 fit Thresholds
-0.08 -0.08
-0.02 0.19
0.19 0.4
0.96 -0.7
7.9 0.02 Mean Ability
-0.76 NA
NA -0.62
NA NA
-0.55 1.03 fit
Thresholds -0.07
-0.07 -0.07
0.11 0.11
0.11 7.10
-0.06 Mean Ability -0.69
NA NA
-0.58 NA
NA -0.53
1.01 fit Thresholds
-0.13 -0.13
-0.13 7.11
-0.04 Mean Ability -0.69
NA NA
-0.53 NA
NA -0.5
0.96 fit Thresholds
-0.13 -0.13
-0.13 0.04
0.04 0.04
7.12 -0.25 Mean Ability
-0.66 NA
-0.55 -0.54
NA -0.49
-0.48 0.95 fit
Thresholds -0.19
-0.19 -0.14
0.05 0.05
0.27 7.13
0.2 Mean Ability -0.77
NA -0.62
-0.62 NA
-0.56 -0.57
1.03 fit Thresholds
0.03 0.03
0.18 0.32
0.32 0.56
7.14 -0.09 Mean Ability
-0.73 NA
NA -0.59
NA NA
-0.56 1.03 fit
Thresholds -0.2
-0.2 -0.2
II. Keterampilan mengolahmemroses 1.
Keterampilan menginferens1
1.1 -0.2 Mean Ability
-0.62 NA
-0.57 -0.54
NA -0.5
-0.49 0.97 fit
Thresholds -0.16
-0.16 -0.11
0.01 0.01
0.2 1.2
0.09 Mean Ability -0.67
-0.56 -0.54
-0.55 -0.51
NA -0.55
0.97 fit Thresholds
-0.16 -0.08
-0.08 -0.01
0.6 0.6
1.2a 0.14 Mean Ability
-0.85 -0.66
NA -0.61
-0.59 NA
-0.61 1.04 fit
Thresholds -0.11
-0.03 -0.03
0.03 0.47
0.47 1.3
-0.29 Mean Ability -0.76
NA NA
-0.64 NA
NA -0.58
1.09 fit Thresholds
-0.31 -0.31
-0.31 -0.26
-0.26 -0.26
1.3a 0.14 Mean Ability
-0.66 NA
-0.57 -0.59
NA -0.53
-0.55 1 fit
Thresholds -0.07
-0.07 0.02
0.13 0.13
0.59 1.4
0.36 Mean Ability -0.66
-0.55 NA
-0.54 -0.51
NA -0.5
0.97 fit Thresholds
-0.05 0.09
0.09 0.27
0.77 0.77
1.5 0.06 Mean Ability
-0.73 NA
NA -0.63
NA NA
-0.56 1.03 fit
Thresholds 0.12
0.12 0.12
1.6 0.39 Mean Ability
-0.64 NA
NA -0.59
NA NA
-0.52 1 fit
Thresholds 0.35
0.35 0.35
0.44 0.44
0.44 1.7
-0.06 Mean Ability -0.68
NA NA
-0.58 NA
NA -0.49
0.98 fit Thresholds
-0.16 -0.16
-0.16 0.03
0.03 0.03
2. Keterampilan memprediksi
2.1 0.08 Mean Ability
-0.69 -0.57
-0.6 -0.55
-0.53 -0.52
-0.5 0.97 fit
Thresholds -0.23
-0.19 -0.13
0.03 0.22
0.57 2.2
-0.04 Mean Ability -0.78
NA NA
-0.66 NA
NA -0.61
1.09 fit Thresholds
-0.16 -0.16
-0.16 0.08
0.08 0.08
2.3 0.38 Mean Ability
-0.65 NA
NA -0.58
NA NA
-0.5 1 fit
Thresholds 0.23
0.23 0.23
0.54 0.54
0.54 2.4
anchor -0.36 Mean Ability
-0.71 -0.63
-0.62 -0.63
-0.54 -0.57
-0.52 0.97 fit
Thresholds -0.98
-0.74 -0.54
-0.35 -0.18
0.56
45 Lanjutan Tabel 6. Kemampuan rata-rata testi ability, tingkat kesukaran tiap item item
difficulty, dan step threshold tiap item serta pengujian fit item dengan model PCM dengan penskalaan politomus tujuh kategori
Nomor Item
Difficulty Aspect
Step Infit
MNSQ KET.
1 2
3 4
5 6
3 3.1
0.15 Mean Ability -0.7
-0.67 -0.57
-0.61 -0.53
NA -0.5
0.99 fit Thresholds
-0.13 -0.05
0.05 0.1
0.59 0.59
3.2 -0.41 Mean Ability
-0.66 NA
NA -0.6
NA NA
-0.55 1.03 fit
Thresholds -0.49
-0.49 -0.49
-0.33 -0.33
-0.33 3.3
0.08 Mean Ability -0.59
NA NA
-0.5 NA
NA -0.47
0.97 fit Thresholds
0.03 0.03
0.03 0.12
0.12 0.12
3.4 -0.1 Mean Ability
-0.68 NA
NA -0.57
NA NA
-0.52 0.99 fit
Thresholds -0.18
-0.18 -0.18
-0.02 -0.02
-0.02
Perbandingan kemampuan rata-rata mean ability testi dan tingkat kesukaran item item difficulty disajikan pada Tabel 7.
Tabel 7. Perbandingab Raw Score dan Logit Score Berdasarkan 63 Item yang FitCocok dengan Model PCM Tiga Kategori
ASPEKSUBASPEK Ability
DIFFICULTY Rata-
rata
Min Maks
Rata- rata
Min Maks
A. Keterampilan Dasar -0.69
-0.83 0.62
0.01 -73
0.75
1. Keterampilan mengamati -0.71
-0.82 -0.6
-0.14 -0.67
0.49 2. Keterampilan merekam
datainformasi -0.74
-0.8 -0.68
0.06 -0.46
0.46 3. Keterampilan mengikuti instruksi
-0.72 -0.76
-0.62 -0.09
-0.28 0.09
4. Keterampilan mengklasifikasi -0.70
-0.71 -0.69
-0.08 -0.51
0.36 5. Keterampilan mengukur
-0.71 -0.83
-0.62 -0.14
-0.73 0.12
6. Keterampilan memanipulasi gerakan
-0.64 -0.7
-0.57 0.43
0.22 0.75
7. Keterampilan mengimplemetasikan prosedurteknikpenggunaan
peralatan -0.58
-0.77 0.62
0.00 -0.25
0.27
II. Keterampilan mengolahmemroses process
skills
-0.69 -0.85
-0.59 0.01
-0.41 0.39
1. Keterampilan menginferensi -0.7
-0.85 -0.62
0.07 -0.29
0.39 2. Keterampilan membuat prediksi
-0.71 -0.78
-0.65 0.02
-0.36 0.38
3. Keterampilan menyeleksi prosedur -0.66
-0.7 -0.59
-0.07 -0.41
0.15
