Table 5.
Transformation of WMT subtest scores
|
< Secondary school |
≥ Secondary school |
||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
18-39 |
40-55 |
18-39 |
40-55 |
||||||||||||||||
| PD | P | z | T | IQ | PD | P | z | T | IQ | PD | P | z | T | IQ | PD | P | z | T | IQ |
| 0-1 |
1 |
< −3.25 |
< 17 |
< 51 |
0-4 |
1 |
< −2.40 |
< 26 |
< 64 |
0-5 |
1 |
< −3.27 |
< 17 |
< 51 |
0-3 |
1 |
< −3.19 |
< 18 |
< 52 |
| 2 |
1 |
−3.25 |
17 |
51 |
0-4 |
1 |
< −2.40 |
< 26 |
< 64 |
0-5 |
1 |
< −3.27 |
< 17 |
< 51 |
0-3 |
1 |
< −3.19 |
< 18 |
< 52 |
| 3 |
2 |
−3.04 |
20 |
54 |
0-4 |
1 |
< −2.40 |
< 26 |
< 64 |
0-5 |
1 |
< −3.27 |
< 17 |
< 51 |
0-3 |
1 |
< −3.19 |
< 18 |
< 52 |
| 4 |
2 |
−2.82 |
22 |
58 |
0-4 |
1 |
< −2.40 |
< 26 |
< 64 |
0-5 |
1 |
< −3.27 |
< 17 |
< 51 |
4 |
1 |
−3.19 |
18 |
52 |
| 5 |
2 |
−2.61 |
24 |
61 |
5 |
1 |
−2.40 |
26 |
64 |
0-5 |
1 |
< −3.27 |
< 17 |
< 51 |
5 |
1 |
−2.95 |
20 |
56 |
| 6 |
2 |
−2.39 |
26 |
64 |
6 |
1 |
−2.16 |
28 |
68 |
6 |
1 |
−3.27 |
17 |
51 |
6 |
1 |
−2.72 |
23 |
59 |
| 7 |
2 |
−2.18 |
28 |
67 |
7 |
1 |
−1.91 |
31 |
71 |
7 |
1 |
−3.01 |
20 |
55 |
7 |
2 |
−2.48 |
25 |
63 |
| 8 |
4 |
−1.97 |
30 |
71 |
8 |
3 |
−1.67 |
33 |
75 |
8 |
1 |
−2.75 |
22 |
59 |
8 |
3 |
−2.25 |
28 |
66 |
| 9 |
5 |
−1.75 |
32 |
74 |
9 |
8 |
−1.43 |
36 |
79 |
9 |
1 |
−2.49 |
25 |
63 |
9 |
3 |
−2.01 |
30 |
70 |
| 10 |
6 |
−1.54 |
35 |
77 |
10 |
13 |
−1.19 |
38 |
82 |
10 |
3 |
−2.23 |
28 |
67 |
10 |
4 |
−1.78 |
32 |
73 |
| 11 |
11 |
−1.32 |
37 |
80 |
11 |
18 |
−0.95 |
40 |
86 |
11 |
5 |
−1.97 |
30 |
70 |
11 |
7 |
−1.54 |
35 |
77 |
| 12 |
17 |
−1.11 |
39 |
83 |
12 |
27 |
−0.71 |
43 |
89 |
12 |
6 |
−1.71 |
33 |
74 |
12 |
10 |
−1.31 |
37 |
80 |
| 13 |
21 |
−0.89 |
41 |
87 |
13 |
35 |
−0.47 |
45 |
93 |
13 |
9 |
−1.45 |
36 |
78 |
13 |
14 |
−1.07 |
39 |
84 |
| 14 |
24 |
−0.68 |
43 |
90 |
14 |
43 |
−0.23 |
48 |
97 |
14 |
13 |
−1.19 |
38 |
82 |
14 |
19 |
−0.84 |
42 |
87 |
| 15 |
28 |
−0.46 |
45 |
93 |
15 |
52 |
0.01 |
50 |
100 |
15 |
18 |
−0.93 |
41 |
86 |
15 |
26 |
−0.60 |
44 |
91 |
| 16 |
34 |
−0.25 |
48 |
96 |
16 |
61 |
0.25 |
53 |
104 |
16 |
25 |
−0.67 |
43 |
90 |
16 |
35 |
−0.37 |
46 |
94 |
| 17 |
42 |
−0.03 |
50 |
99 |
17 |
67 |
0.49 |
55 |
107 |
17 |
32 |
−0.41 |
46 |
94 |
17 |
43 |
−0.13 |
49 |
98 |
| 18 |
48 |
0.18 |
52 |
103 |
18 |
71 |
0.73 |
57 |
111 |
18 |
39 |
−0.15 |
49 |
98 |
18 |
51 |
0.10 |
51 |
102 |
| 19 |
59 |
0.39 |
54 |
106 |
19 |
79 |
0.98 |
60 |
115 |
19 |
50 |
0.11 |
51 |
102 |
19 |
61 |
0.34 |
53 |
105 |
| 20 |
70 |
0.61 |
56 |
109 |
20 |
87 |
1.22 |
62 |
118 |
20 |
60 |
0.38 |
54 |
106 |
20 |
69 |
0.57 |
56 |
109 |
| 21 |
79 |
0.82 |
58 |
112 |
21 |
93 |
1.46 |
65 |
122 |
21 |
70 |
0.64 |
56 |
110 |
21 |
76 |
0.81 |
58 |
112 |
| 22 |
86 |
1.04 |
60 |
116 |
22 |
97 |
1.70 |
67 |
125 |
22 |
79 |
0.90 |
59 |
113 |
22 |
83 |
1.04 |
60 |
116 |
| 23 |
92 |
1.25 |
63 |
119 |
23 |
98 |
1.94 |
69 |
129 |
23 |
87 |
1.16 |
62 |
117 |
23 |
89 |
1.28 |
63 |
119 |
| 24 |
98 |
1.47 |
65 |
122 |
24 |
99 |
2.18 |
72 |
133 |
24 |
96 |
1.42 |
64 |
121 |
24 |
96 |
1.51 |
65 |
123 |
| N |
64 |
N |
204 |
N |
204 |
N |
137 |
||||||||||||
| Mean |
17.16 |
Mean |
14.95 |
Mean |
18.56 |
Mean |
17.57 |
||||||||||||
| SD |
4.661 |
SD |
4.153 |
SD |
3.838 |
SD |
4.258 |
||||||||||||
| Median |
18 |
Median |
15 |
Median |
19 |
Median |
18 |
||||||||||||
| Skewness |
−0.811 |
Skewness |
0.020 |
Skewness |
−0.625 |
Skewness |
−0.549 |
||||||||||||
| Kurtosis |
0.550 |
Kurtosis |
−0.746 |
Kurtosis |
−0.036 |
Kurtosis |
0.171 |
||||||||||||
| Range | 2-24 | Range | 5-24 | Range | 6-24 | Range | 4-24 | ||||||||||||