Testing 2
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Calcutating Item Variances Part I Item number 1 2 3 4 5 6 7 8 9 10 Part II Item number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
U 11 11 11 12 10 11 8 8 8 10
L 7 6 6 3 6 4 5 4 8 6
U+L 18 17 17 15 16 15 13 12 16 16
IF 0.6923 0.6538 0.6538 0.5769 0.6154 0.5769 0.5000 0.4615 0.6154 0.6154
1-IF 0.3077 0.3462 0.3462 0.4231 0.3846 0.4231 0.5000 0.5385 0.3846 0.3846
IF(1-IF) 0.2130 0.2263 0.2263 0.2441 0.2367 0.2441 0.2500 0.2485 0.2367 0.2367
U 6 6 6 10 7 8 9 6 6 8 10 5 11 5 9 8 5 4 5 6
L 3 3 1 10 3 5 5 4 4 2 8 5 4 3 4 4 2 5 3 4
U+L 9 9 7 20 10 13 14 10 10 10 18 10 15 8 13 12 7 9 8 10
FV 0.3462 0.3462 0.2692 0.7692 0.3846 0.5000 0.5385 0.3846 0.3846 0.3846 0.6923 0.3846 0.5769 0.3077 0.5000 0.4615 0.2692 0.3462 0.3077 0.3846
1-IF 0.6538 0.6538 0.7308 0.2308 0.6154 0.5000 0.4615 0.6154 0.6154 0.6154 0.3077 0.6154 0.4231 0.6923 0.5000 0.5385 0.7308 0.6538 0.6923 0.6154
IF(1-IF) 0.2263 0.2263 0.1967 0.1775 0.2367 0.2500 0.2485 0.2367 0.2367 0.2367 0.2130 0.2367 0.2441 0.2130 0.2500 0.2485 0.1967 0.2263 0.2130 0.2367
Item 1 2 3 4 5 6 7 8 9 10
U 11 11 11 12 10 11 8 8 8 10
Item Analysis L U+L IF 7 18 0.69 6 17 0.65 6 17 0.65 3 15 0.58 6 16 0.62 4 15 0.58 5 13 0.50 4 12 0.46 8 16 0.62 6 16 0.62
Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
U 6 6 6 10 7 8 9 6 6 8 10 5 11 5 9 8 5 4 5 6
L 3 3 1 10 3 5 5 4 4 2 8 5 4 3 4 4 2 5 3 4
U+L 9 9 7 20 10 13 14 10 10 10 18 10 15 8 13 12 7 9 8 10
IF 0.35 0.35 0.27 0.77 0.38 0.50 0.54 0.38 0.38 0.38 0.69 0.38 0.58 0.31 0.50 0.46 0.27 0.35 0.31 0.38
ID 0.31 0.39 0.39 0.69 0.31 0.54 0.31 0.31 0.07 0.39 ID 0.23 0.23 0.38 0 0.31 0.24 0.31 0.15 0.15 0.47 0.15 0 0.54 0.15 0.38 0.31 0.23 -0.07 0.15 0.15
Part I Item number 1 2 3 4 5 6 7 8 9 10 Part II Item number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
IF 0.6923 0.6538 0.6538 0.5769 0.6154 0.5769 0.5000 0.4615 0.6154 0.6154 FV 0.0385 0.0769 0.1154 0.1538 0.1923 0.2308 0.2692 0.3077 0.3462 0.3846 0.4231 0.4615 0.5000 0.5385 0.5769 0.6154 0.6538 0.6923 0.7308 0.7692
1-IF 0.3077 0.3462 0.3462 0.4231 0.3846 0.4231 0.5000 0.5385 0.3846 0.3846
IF(1-IF) 0.2130 0.2263 0.2263 0.2441 0.2367 0.2441 0.2500 0.2485 0.2367 0.2367
1-IF IF(1-IF) 0.9615 0.0370 0.9231 0.0710 0.8846 0.1021 0.8462 0.1302 0.8077 0.1553 0.7692 0.1775 0.7308 0.1967 0.6923 0.2130 0.6538 0.2263 0.6154 0.2367 0.5769 0.2441 0.5385 0.2485 0.5000 0.2500 0.4615 0.2485 0.4231 0.2441 0.3846 0.2367 0.3462 0.2263 0.3077 0.2130 0.2692 0.1967 0.2308 0.1775 Variance Total6.9127
Test Statistics Mean 14.6154 S 14.6511 K-R20 0.5465
Item Analysis Data Students 1 Narit 1 Porntip 1 Maturot 1 Wannisa 1 Pravee 1 Sorratat 1 Piyada 1 Warunya 1 Sutthida 1 Wareewan 1 Manecha 1 Utomphorn 0 Wiliya 0 Total 11 Nattaporn 0 Chalrmachai 1 Staporn 1 Prakorn 0 Pawetre 1 Phornphan 0 Witawat 0 Tanasan 1 Kanok-karn 1 Julawat 1 Teerapat 1 Jinnaput 0 Chatchai 0 Total 7 Grand Total 18 IF 0.69 IF High 0.85 IF Low 0.54 ID 0.31
2 1 1 1 1 1 1 1 1 1 1 0 1 0 11 1 0 1 0 0 0 0 0 0 1 1 1 1 6 17 0.65 0.85 0.46 0.38
3 1 1 1 1 1 1 1 1 1 0 1 1 0 11 1 1 1 0 0 0 0 0 1 0 1 1 0 6 17 0.65 0.85 0.46 0.38
Item Number Part I 4 5 6 7 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 1 0 1 1 1 0 1 0 1 1 1 0 0 1 1 1 0 0 12 10 11 9 1 1 1 1 1 0 0 1 1 1 0 1 0 0 0 0 0 1 1 1 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 3 6 4 5 15 16 15 14 0.58 0.62 0.58 0.54 0.92 0.77 0.85 0.69 0.23 0.46 0.31 0.38 0.69 0.31 0.54 0.31
8 1 1 0 0 1 1 0 1 1 1 0 0 1 8 1 0 0 1 1 0 0 0 0 1 0 0 0 4 12 0.46 0.62 0.31 0.31
9 1 1 0 0 0 1 1 1 1 0 1 1 1 9 1 0 0 1 1 0 1 0 1 1 1 1 0 8 17 0.65 0.69 0.62 0.08
10 1 1 1 1 0 1 1 1 1 1 1 0 1 11 0 0 1 1 1 1 0 0 1 0 0 0 1 6 17 0.65 0.85 0.46 0.38
1 1 0 0 1 1 0 0 0 1 0 0 1 1 6 0 1 0 0 0 1 0 0 0 1 0 0 0 3 9 0.35 0.46 0.23 0.23
2 0 0 1 1 0 0 0 0 0 1 1 1 1 6 0 1 0 1 0 0 0 0 1 0 0 0 0 3 9 0.35 0.46 0.23 0.23
3 1 1 0 0 1 0 1 0 1 0 0 1 0 6 0 1 0 0 0 0 0 0 0 0 0 0 0 1 7 0.27 0.46 0.08 0.38
4 1 0 1 1 1 1 1 1 0 1 0 1 1 10 1 1 0 0 1 1 1 1 0 1 1 1 1 10 20 0.77 0.77 0.77 0.00
5 1 1 1 1 1 1 0 0 1 0 0 0 0 7 0 0 1 0 0 0 0 1 0 1 0 0 0 3 10 0.38 0.54 0.23 0.31
6 1 1 1 1 1 0 0 0 0 1 1 0 1 8 0 1 1 0 0 0 0 1 1 1 0 0 0 5 13 0.50 0.62 0.38 0.23
7 1 1 1 0 1 1 0 1 1 1 0 1 0 9 0 1 0 1 1 1 1 0 0 0 0 0 0 5 14 0.54 0.69 0.38 0.31
8 1 0 0 0 0 1 1 0 0 0 1 1 1 6 0 0 0 1 0 0 1 1 1 0 0 0 0 4 10 0.38 0.46 0.31 0.15
Item Number Part II 9 10 11 12 1 1 1 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 1 0 1 0 0 0 1 0 1 0 0 1 1 0 0 1 0 1 0 0 1 0 1 1 0 0 0 0 1 1 1 1 1 0 6 8 10 5 1 0 1 1 0 1 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 1 0 1 0 1 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 1 1 1 0 1 0 0 0 0 0 4 2 8 5 10 10 18 10 0.38 0.38 0.69 0.38 0.46 0.62 0.77 0.38 0.31 0.15 0.62 0.38 0.15 0.46 0.15 0.00
13 1 1 0 1 1 1 1 1 0 1 1 1 1 11 0 0 0 1 0 1 1 1 0 0 0 0 0 4 15 0.58 0.85 0.31 0.54
14 1 1 1 0 0 0 1 0 0 1 0 0 0 5 0 0 0 1 0 0 0 1 0 1 0 0 0 3 8 0.31 0.38 0.23 0.15
15 1 1 1 0 1 1 1 1 1 0 0 1 0 9 0 1 1 1 0 0 0 0 0 0 0 1 0 4 13 0.50 0.69 0.31 0.38
16 1 1 1 0 1 0 1 0 1 1 1 0 0 8 1 0 0 1 0 1 1 0 0 0 0 0 0 4 12 0.46 0.62 0.31 0.31
17 1 1 0 1 0 1 0 0 0 0 1 0 0 5 0 0 0 1 0 1 0 0 0 0 0 0 0 2 7 0.27 0.38 0.15 0.23
18 1 1 0 0 1 0 0 0 0 1 0 0 0 4 0 1 0 0 1 1 0 1 0 0 1 0 0 5 9 0.35 0.31 0.38 -0.08
19 1 1 0 1 0 0 0 0 0 0 1 0 1 5 0 0 1 0 1 0 1 0 0 0 0 0 0 3 8 0.31 0.38 0.23 0.15
20 Total 1 29 0 25 1 19 1 19 0 19 1 19 0 17 1 17 0 16 0 16 0 16 1 16 0 15 6 243 0 13 0 13 0 13 1 13 0 12 1 11 1 11 0 11 0 10 0 9 0 9 0 7 1 5 4 137 10 380 0.38 0.46 0.31 0.15
14.62
Table 2 Item Analysis Data Item Analysis Data
Students Narit Porntip Maturot Wannisa Pravee Sorratat Piyada Warunya Sutthida Wareewan Manecha Utomphorn Wiliya Nattaporn Chalrmachai Staporn Prakorn Pawetre Phornphan Witawat Tanasan Kanok-karn Julawat Teerapat Jinnaput Chatchai Total
1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 1 1 0 1 0 0 1 1 1 1 0 0 18
2 1 1 1 1 1 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 1 1 1 1 17
3 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 1 0 0 0 0 0 1 0 1 1 0 17
Item Number Part I 4 5 6 7 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 1 0 1 1 1 0 1 0 1 1 1 0 0 1 1 1 0 0 1 1 1 1 1 0 0 1 1 1 0 1 0 0 0 0 0 1 1 1 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 15 16 15 14
8 1 1 0 0 1 1 0 1 1 1 0 0 1 1 0 0 1 1 0 0 0 0 1 0 0 0 12
9 1 1 0 0 0 1 1 1 1 0 1 1 1 1 0 0 1 1 0 1 0 1 1 1 1 0 17
10 1 1 1 1 0 1 1 1 1 1 1 0 1 0 0 1 1 1 1 0 0 1 0 0 0 1 17
1 1 0 0 1 1 0 0 0 1 0 0 1 1 0 1 0 0 0 1 0 0 0 1 0 0 0 9
2 0 0 1 1 0 0 0 0 0 1 1 1 1 0 1 0 1 0 0 0 0 1 0 0 0 0 9
3 1 1 0 0 1 0 1 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 7
4 1 0 1 1 1 1 1 1 0 1 0 1 1 1 1 0 0 1 1 1 1 0 1 1 1 1 20
5 1 1 1 1 1 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 0 10
6 1 1 1 1 1 0 0 0 0 1 1 0 1 0 1 1 0 0 0 0 1 1 1 0 0 0 13
7 1 1 1 0 1 1 0 1 1 1 0 1 0 0 1 0 1 1 1 1 0 0 0 0 0 0 14
8 1 0 0 0 0 1 1 0 0 0 1 1 1 0 0 0 1 0 0 1 1 1 0 0 0 0 10
Table 2 Item Analysis Data
Item Number Part II 9 10 11 12 13 1 1 1 1 1 1 1 1 1 1 0 1 1 0 0 0 1 1 1 1 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 0 1 1 0 1 0 1 0 1 0 0 0 1 0 1 1 1 0 0 1 0 0 1 1 1 1 1 1 0 1 1 0 1 1 0 0 1 0 0 0 0 0 1 1 0 0 0 1 0 1 1 0 0 0 0 0 0 1 0 1 1 0 1 1 1 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0 0 10 10 18 10 15
14 1 1 1 0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 8
15 1 1 1 0 1 1 1 1 1 0 0 1 0 0 1 1 1 0 0 0 0 0 0 0 1 0 13
16 1 1 1 0 1 0 1 0 1 1 1 0 0 1 0 0 1 0 1 1 0 0 0 0 0 0 12
17 1 1 0 1 0 1 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 7
18 1 1 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 1 1 0 1 0 0 1 0 0 9
19 1 1 0 1 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 0 0 0 0 0 8
20 1 0 1 1 0 1 0 1 0 0 0 1 0 0 0 0 1 0 1 1 0 0 0 0 0 1 10
Total 29 25 19 19 19 19 17 17 16 16 16 16 15 13 13 13 13 12 11 11 11 10 9 9 7 5 380
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Distractor Efficiency Part I Item Number 1
IF
ID
0.69
0.31
2
0.65
0.38
3
0.65
0.38
4
0.58
0.69
5
0.62
0.31
6
0.58
0.54
7
0.5
0.23
8
0.46
0.31
9
0.62
0
10
0.62
0.31
*correct option
Group High Low High Low High Low High Low High Low High Low High Low High Low High Low High Low
Options + ing + ed 0.85* 0.15 0.54* 0.46 0.85* 0.15 0.46* 0.54 0.15 0.85* 0.54 0.46* 0.92* 0.08 0.23* 0.77 0.23 0.77* 0.54 0.46* 0.15 0.85* 0.69 0.31* 0.31 0.69* 0.62 0.38* 0.62* 0.38 0.31* 0.69 0.31 0.69* 0.38 0.62* 0.85* 0.15 0.46* 0.54
Part II Item Number 1
0.35
2
0.35
3
0.27
4
0.77
5
0.38
6
0.5
7
0.54
8
0.38
9
0.38
10
0.38
11
0.69
12
0.38
13
0.58
14
0.31
15
0.5
16
0.46
17
0.27
18
0.35
19
0.31
20
0.38
IF
*correct option
ID
Group 0.12 High Low 0.12 High Low 0.19 High Low 0 High Low 0.15 High Low 0.12 High Low 0.15 High Low 0.08 High Low 0.0.08 High Low 0.23 High Low 0.08 High Low 0 High Low 0.27 High Low 0.08 High Low 0.19 High Low 0.15 High Low 0.15 High Low -0.04 High Low 0.08 High Low 0.08 High Low
A. 0.00 0.31 0.23 0.31 0.46* 0.77* 0.77* 0.77* 0.08 0.08 0.31 0.31 0.31 0.08 0.23 0.15 0.23 0.38 0.62* 0.15* 0.15 0.08 0.46 0.23 0.08 0.38 0.46 0.31 0.00 0.00 0.23 0.31 0.38* 0.15* 0.31* 0.38* 0.15 0.23 0.15 0.15
Options B. C. 0.38 0.08 0.31 0.15 0.23 0.46* 0.23 0.08* 0.23 0.31 0.15 0.54 0.08 0.08 0.08 0.00 0.00 0.54* 0.23 0.23* 0.62* 0.00 0.38* 0.23 0.00 0.15 0.23 0.23 0.15 0.15 0.31 0.15 0.46* 0.08 0.31* 0.15 0.15 0.00 0.31 0.08 0.08 0.77* 0.08 0.62* 0.08 0.38* 0.31 0.38* 0.85* 0.00 0.31* 0.08 0.08 0.08 0.31 0.15 0.00 0.31 0.08 0.54 0.08 0.62* 0.31 0.31* 0.15 0.31 0.15 0.54 0.00 0.46 0.23 0.15 0.38* 0.31 0.23* 0.38 0.23 0.46* 0.46 0.31*
D. 0.46* 0.23* 0.08 0.23 0.00 0.23 0.08 0.08 0.15 0.46 0.08 0.08 0.69* 0.38* 0.46* 0.31* 0.23 0.08 0.23 0.46 0.00 0.08 0.00 0.00 0.08 0.15 0.38* 0.23* 0.69* 0.31* 0.08 0.00 0.08 0.08 0.23 0.15 0.15 0.08 0.15 0.08
Item Statistics Part I Item Statistics IF total IF upper IF lower ID Part II Item Statistics IF total IF upper IF lower ID
1 0.69 0.85 0.54 0.31
1 0.35 0.46 0.23 0.23
2 0.65 0.85 0.46 0.38
2 0.35 0.46 0.23 0.23
3 0.65 0.85 0.46 0.38
3 0.27 0.46 0.08 0.38
4 0.58 0.92 0.23 0.69
4 0.77 0.77 0.77 0.00
Item Number 5 6 0.62 0.58 0.77 0.85 0.46 0.31 0.31 0.54
5 0.38 0.54 0.23 0.31
6 0.50 0.62 0.38 0.23
7 0.50 0.62 0.38 0.23
7 0.54 0.69 0.38 0.31
8 0.46 0.62 0.31 0.31
8 0.38 0.46 0.31 0.15
9 0.62 0.62 0.62 0.00
9 0.38 0.46 0.31 0.15
10 0.62 0.77 0.46 0.31
Item Number 10 11 0.38 0.69 0.62 0.77 0.15 0.62 0.46 0.15
12 0.38 0.38 0.38 0.00
13 0.58 0.85 0.31 0.54
14 0.31 0.38 0.23 0.15
15 0.50 0.69 0.31 0.38
16 0.46 0.62 0.31 0.31
17 18 0.27 0.35 0.38 0.31 0.15 0.38 0.23 -0.08
19 0.31 0.38 0.23 0.15
20 0.38 0.46 0.31 0.15
U 11 11 11 12 10 11 8 8 8 10
L 7 6 6 3 6 4 5 4 8 6
U+L 18 17 17 15 16 15 13 12 16 16
IF 0.6923 0.6538 0.6538 0.5769 0.6154 0.5769 0.5000 0.4615 0.6154 0.6154
1-IF 0.3077 0.3462 0.3462 0.4231 0.3846 0.4231 0.5000 0.5385 0.3846 0.3846
IF(1-IF) 0.2130 0.2263 0.2263 0.2441 0.2367 0.2441 0.2500 0.2485 0.2367 0.2367
U 6 6 6 10 7 8 9 6 6 8 10 5 11 5 9 8 5 4 5 6
L 3 3 1 10 3 5 5 4 4 2 8 5 4 3 4 4 2 5 3 4
U+L 9 9 7 20 10 13 14 10 10 10 18 10 15 8 13 12 7 9 8 10
FV 0.3462 0.3462 0.2692 0.7692 0.3846 0.5000 0.5385 0.3846 0.3846 0.3846 0.6923 0.3846 0.5769 0.3077 0.5000 0.4615 0.2692 0.3462 0.3077 0.3846
1-IF 0.6538 0.6538 0.7308 0.2308 0.6154 0.5000 0.4615 0.6154 0.6154 0.6154 0.3077 0.6154 0.4231 0.6923 0.5000 0.5385 0.7308 0.6538 0.6923 0.6154
IF(1-IF) 0.2263 0.2263 0.1967 0.1775 0.2367 0.2500 0.2485 0.2367 0.2367 0.2367 0.2130 0.2367 0.2441 0.2130 0.2500 0.2485 0.1967 0.2263 0.2130 0.2367
Item 1 2 3 4 5 6 7 8 9 10
U 11 11 11 12 10 11 8 8 8 10
Item Analysis L U+L IF 7 18 0.69 6 17 0.65 6 17 0.65 3 15 0.58 6 16 0.62 4 15 0.58 5 13 0.50 4 12 0.46 8 16 0.62 6 16 0.62
Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
U 6 6 6 10 7 8 9 6 6 8 10 5 11 5 9 8 5 4 5 6
L 3 3 1 10 3 5 5 4 4 2 8 5 4 3 4 4 2 5 3 4
U+L 9 9 7 20 10 13 14 10 10 10 18 10 15 8 13 12 7 9 8 10
IF 0.35 0.35 0.27 0.77 0.38 0.50 0.54 0.38 0.38 0.38 0.69 0.38 0.58 0.31 0.50 0.46 0.27 0.35 0.31 0.38
ID 0.31 0.39 0.39 0.69 0.31 0.54 0.31 0.31 0.07 0.39 ID 0.23 0.23 0.38 0 0.31 0.24 0.31 0.15 0.15 0.47 0.15 0 0.54 0.15 0.38 0.31 0.23 -0.07 0.15 0.15
Part I Item number 1 2 3 4 5 6 7 8 9 10 Part II Item number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
IF 0.6923 0.6538 0.6538 0.5769 0.6154 0.5769 0.5000 0.4615 0.6154 0.6154 FV 0.0385 0.0769 0.1154 0.1538 0.1923 0.2308 0.2692 0.3077 0.3462 0.3846 0.4231 0.4615 0.5000 0.5385 0.5769 0.6154 0.6538 0.6923 0.7308 0.7692
1-IF 0.3077 0.3462 0.3462 0.4231 0.3846 0.4231 0.5000 0.5385 0.3846 0.3846
IF(1-IF) 0.2130 0.2263 0.2263 0.2441 0.2367 0.2441 0.2500 0.2485 0.2367 0.2367
1-IF IF(1-IF) 0.9615 0.0370 0.9231 0.0710 0.8846 0.1021 0.8462 0.1302 0.8077 0.1553 0.7692 0.1775 0.7308 0.1967 0.6923 0.2130 0.6538 0.2263 0.6154 0.2367 0.5769 0.2441 0.5385 0.2485 0.5000 0.2500 0.4615 0.2485 0.4231 0.2441 0.3846 0.2367 0.3462 0.2263 0.3077 0.2130 0.2692 0.1967 0.2308 0.1775 Variance Total6.9127
Test Statistics Mean 14.6154 S 14.6511 K-R20 0.5465
Item Analysis Data Students 1 Narit 1 Porntip 1 Maturot 1 Wannisa 1 Pravee 1 Sorratat 1 Piyada 1 Warunya 1 Sutthida 1 Wareewan 1 Manecha 1 Utomphorn 0 Wiliya 0 Total 11 Nattaporn 0 Chalrmachai 1 Staporn 1 Prakorn 0 Pawetre 1 Phornphan 0 Witawat 0 Tanasan 1 Kanok-karn 1 Julawat 1 Teerapat 1 Jinnaput 0 Chatchai 0 Total 7 Grand Total 18 IF 0.69 IF High 0.85 IF Low 0.54 ID 0.31
2 1 1 1 1 1 1 1 1 1 1 0 1 0 11 1 0 1 0 0 0 0 0 0 1 1 1 1 6 17 0.65 0.85 0.46 0.38
3 1 1 1 1 1 1 1 1 1 0 1 1 0 11 1 1 1 0 0 0 0 0 1 0 1 1 0 6 17 0.65 0.85 0.46 0.38
Item Number Part I 4 5 6 7 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 1 0 1 1 1 0 1 0 1 1 1 0 0 1 1 1 0 0 12 10 11 9 1 1 1 1 1 0 0 1 1 1 0 1 0 0 0 0 0 1 1 1 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 3 6 4 5 15 16 15 14 0.58 0.62 0.58 0.54 0.92 0.77 0.85 0.69 0.23 0.46 0.31 0.38 0.69 0.31 0.54 0.31
8 1 1 0 0 1 1 0 1 1 1 0 0 1 8 1 0 0 1 1 0 0 0 0 1 0 0 0 4 12 0.46 0.62 0.31 0.31
9 1 1 0 0 0 1 1 1 1 0 1 1 1 9 1 0 0 1 1 0 1 0 1 1 1 1 0 8 17 0.65 0.69 0.62 0.08
10 1 1 1 1 0 1 1 1 1 1 1 0 1 11 0 0 1 1 1 1 0 0 1 0 0 0 1 6 17 0.65 0.85 0.46 0.38
1 1 0 0 1 1 0 0 0 1 0 0 1 1 6 0 1 0 0 0 1 0 0 0 1 0 0 0 3 9 0.35 0.46 0.23 0.23
2 0 0 1 1 0 0 0 0 0 1 1 1 1 6 0 1 0 1 0 0 0 0 1 0 0 0 0 3 9 0.35 0.46 0.23 0.23
3 1 1 0 0 1 0 1 0 1 0 0 1 0 6 0 1 0 0 0 0 0 0 0 0 0 0 0 1 7 0.27 0.46 0.08 0.38
4 1 0 1 1 1 1 1 1 0 1 0 1 1 10 1 1 0 0 1 1 1 1 0 1 1 1 1 10 20 0.77 0.77 0.77 0.00
5 1 1 1 1 1 1 0 0 1 0 0 0 0 7 0 0 1 0 0 0 0 1 0 1 0 0 0 3 10 0.38 0.54 0.23 0.31
6 1 1 1 1 1 0 0 0 0 1 1 0 1 8 0 1 1 0 0 0 0 1 1 1 0 0 0 5 13 0.50 0.62 0.38 0.23
7 1 1 1 0 1 1 0 1 1 1 0 1 0 9 0 1 0 1 1 1 1 0 0 0 0 0 0 5 14 0.54 0.69 0.38 0.31
8 1 0 0 0 0 1 1 0 0 0 1 1 1 6 0 0 0 1 0 0 1 1 1 0 0 0 0 4 10 0.38 0.46 0.31 0.15
Item Number Part II 9 10 11 12 1 1 1 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 1 0 1 0 0 0 1 0 1 0 0 1 1 0 0 1 0 1 0 0 1 0 1 1 0 0 0 0 1 1 1 1 1 0 6 8 10 5 1 0 1 1 0 1 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 1 0 1 0 1 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 1 1 1 0 1 0 0 0 0 0 4 2 8 5 10 10 18 10 0.38 0.38 0.69 0.38 0.46 0.62 0.77 0.38 0.31 0.15 0.62 0.38 0.15 0.46 0.15 0.00
13 1 1 0 1 1 1 1 1 0 1 1 1 1 11 0 0 0 1 0 1 1 1 0 0 0 0 0 4 15 0.58 0.85 0.31 0.54
14 1 1 1 0 0 0 1 0 0 1 0 0 0 5 0 0 0 1 0 0 0 1 0 1 0 0 0 3 8 0.31 0.38 0.23 0.15
15 1 1 1 0 1 1 1 1 1 0 0 1 0 9 0 1 1 1 0 0 0 0 0 0 0 1 0 4 13 0.50 0.69 0.31 0.38
16 1 1 1 0 1 0 1 0 1 1 1 0 0 8 1 0 0 1 0 1 1 0 0 0 0 0 0 4 12 0.46 0.62 0.31 0.31
17 1 1 0 1 0 1 0 0 0 0 1 0 0 5 0 0 0 1 0 1 0 0 0 0 0 0 0 2 7 0.27 0.38 0.15 0.23
18 1 1 0 0 1 0 0 0 0 1 0 0 0 4 0 1 0 0 1 1 0 1 0 0 1 0 0 5 9 0.35 0.31 0.38 -0.08
19 1 1 0 1 0 0 0 0 0 0 1 0 1 5 0 0 1 0 1 0 1 0 0 0 0 0 0 3 8 0.31 0.38 0.23 0.15
20 Total 1 29 0 25 1 19 1 19 0 19 1 19 0 17 1 17 0 16 0 16 0 16 1 16 0 15 6 243 0 13 0 13 0 13 1 13 0 12 1 11 1 11 0 11 0 10 0 9 0 9 0 7 1 5 4 137 10 380 0.38 0.46 0.31 0.15
14.62
Table 2 Item Analysis Data Item Analysis Data
Students Narit Porntip Maturot Wannisa Pravee Sorratat Piyada Warunya Sutthida Wareewan Manecha Utomphorn Wiliya Nattaporn Chalrmachai Staporn Prakorn Pawetre Phornphan Witawat Tanasan Kanok-karn Julawat Teerapat Jinnaput Chatchai Total
1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 1 1 0 1 0 0 1 1 1 1 0 0 18
2 1 1 1 1 1 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 1 1 1 1 17
3 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 1 0 0 0 0 0 1 0 1 1 0 17
Item Number Part I 4 5 6 7 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 1 0 1 1 1 0 1 0 1 1 1 0 0 1 1 1 0 0 1 1 1 1 1 0 0 1 1 1 0 1 0 0 0 0 0 1 1 1 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 15 16 15 14
8 1 1 0 0 1 1 0 1 1 1 0 0 1 1 0 0 1 1 0 0 0 0 1 0 0 0 12
9 1 1 0 0 0 1 1 1 1 0 1 1 1 1 0 0 1 1 0 1 0 1 1 1 1 0 17
10 1 1 1 1 0 1 1 1 1 1 1 0 1 0 0 1 1 1 1 0 0 1 0 0 0 1 17
1 1 0 0 1 1 0 0 0 1 0 0 1 1 0 1 0 0 0 1 0 0 0 1 0 0 0 9
2 0 0 1 1 0 0 0 0 0 1 1 1 1 0 1 0 1 0 0 0 0 1 0 0 0 0 9
3 1 1 0 0 1 0 1 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 7
4 1 0 1 1 1 1 1 1 0 1 0 1 1 1 1 0 0 1 1 1 1 0 1 1 1 1 20
5 1 1 1 1 1 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 0 10
6 1 1 1 1 1 0 0 0 0 1 1 0 1 0 1 1 0 0 0 0 1 1 1 0 0 0 13
7 1 1 1 0 1 1 0 1 1 1 0 1 0 0 1 0 1 1 1 1 0 0 0 0 0 0 14
8 1 0 0 0 0 1 1 0 0 0 1 1 1 0 0 0 1 0 0 1 1 1 0 0 0 0 10
Table 2 Item Analysis Data
Item Number Part II 9 10 11 12 13 1 1 1 1 1 1 1 1 1 1 0 1 1 0 0 0 1 1 1 1 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 0 1 1 0 1 0 1 0 1 0 0 0 1 0 1 1 1 0 0 1 0 0 1 1 1 1 1 1 0 1 1 0 1 1 0 0 1 0 0 0 0 0 1 1 0 0 0 1 0 1 1 0 0 0 0 0 0 1 0 1 1 0 1 1 1 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0 0 10 10 18 10 15
14 1 1 1 0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 8
15 1 1 1 0 1 1 1 1 1 0 0 1 0 0 1 1 1 0 0 0 0 0 0 0 1 0 13
16 1 1 1 0 1 0 1 0 1 1 1 0 0 1 0 0 1 0 1 1 0 0 0 0 0 0 12
17 1 1 0 1 0 1 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 7
18 1 1 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 1 1 0 1 0 0 1 0 0 9
19 1 1 0 1 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 0 0 0 0 0 8
20 1 0 1 1 0 1 0 1 0 0 0 1 0 0 0 0 1 0 1 1 0 0 0 0 0 1 10
Total 29 25 19 19 19 19 17 17 16 16 16 16 15 13 13 13 13 12 11 11 11 10 9 9 7 5 380
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Item Analysis Data
Distractor Efficiency Part I Item Number 1
IF
ID
0.69
0.31
2
0.65
0.38
3
0.65
0.38
4
0.58
0.69
5
0.62
0.31
6
0.58
0.54
7
0.5
0.23
8
0.46
0.31
9
0.62
0
10
0.62
0.31
*correct option
Group High Low High Low High Low High Low High Low High Low High Low High Low High Low High Low
Options + ing + ed 0.85* 0.15 0.54* 0.46 0.85* 0.15 0.46* 0.54 0.15 0.85* 0.54 0.46* 0.92* 0.08 0.23* 0.77 0.23 0.77* 0.54 0.46* 0.15 0.85* 0.69 0.31* 0.31 0.69* 0.62 0.38* 0.62* 0.38 0.31* 0.69 0.31 0.69* 0.38 0.62* 0.85* 0.15 0.46* 0.54
Part II Item Number 1
0.35
2
0.35
3
0.27
4
0.77
5
0.38
6
0.5
7
0.54
8
0.38
9
0.38
10
0.38
11
0.69
12
0.38
13
0.58
14
0.31
15
0.5
16
0.46
17
0.27
18
0.35
19
0.31
20
0.38
IF
*correct option
ID
Group 0.12 High Low 0.12 High Low 0.19 High Low 0 High Low 0.15 High Low 0.12 High Low 0.15 High Low 0.08 High Low 0.0.08 High Low 0.23 High Low 0.08 High Low 0 High Low 0.27 High Low 0.08 High Low 0.19 High Low 0.15 High Low 0.15 High Low -0.04 High Low 0.08 High Low 0.08 High Low
A. 0.00 0.31 0.23 0.31 0.46* 0.77* 0.77* 0.77* 0.08 0.08 0.31 0.31 0.31 0.08 0.23 0.15 0.23 0.38 0.62* 0.15* 0.15 0.08 0.46 0.23 0.08 0.38 0.46 0.31 0.00 0.00 0.23 0.31 0.38* 0.15* 0.31* 0.38* 0.15 0.23 0.15 0.15
Options B. C. 0.38 0.08 0.31 0.15 0.23 0.46* 0.23 0.08* 0.23 0.31 0.15 0.54 0.08 0.08 0.08 0.00 0.00 0.54* 0.23 0.23* 0.62* 0.00 0.38* 0.23 0.00 0.15 0.23 0.23 0.15 0.15 0.31 0.15 0.46* 0.08 0.31* 0.15 0.15 0.00 0.31 0.08 0.08 0.77* 0.08 0.62* 0.08 0.38* 0.31 0.38* 0.85* 0.00 0.31* 0.08 0.08 0.08 0.31 0.15 0.00 0.31 0.08 0.54 0.08 0.62* 0.31 0.31* 0.15 0.31 0.15 0.54 0.00 0.46 0.23 0.15 0.38* 0.31 0.23* 0.38 0.23 0.46* 0.46 0.31*
D. 0.46* 0.23* 0.08 0.23 0.00 0.23 0.08 0.08 0.15 0.46 0.08 0.08 0.69* 0.38* 0.46* 0.31* 0.23 0.08 0.23 0.46 0.00 0.08 0.00 0.00 0.08 0.15 0.38* 0.23* 0.69* 0.31* 0.08 0.00 0.08 0.08 0.23 0.15 0.15 0.08 0.15 0.08
Item Statistics Part I Item Statistics IF total IF upper IF lower ID Part II Item Statistics IF total IF upper IF lower ID
1 0.69 0.85 0.54 0.31
1 0.35 0.46 0.23 0.23
2 0.65 0.85 0.46 0.38
2 0.35 0.46 0.23 0.23
3 0.65 0.85 0.46 0.38
3 0.27 0.46 0.08 0.38
4 0.58 0.92 0.23 0.69
4 0.77 0.77 0.77 0.00
Item Number 5 6 0.62 0.58 0.77 0.85 0.46 0.31 0.31 0.54
5 0.38 0.54 0.23 0.31
6 0.50 0.62 0.38 0.23
7 0.50 0.62 0.38 0.23
7 0.54 0.69 0.38 0.31
8 0.46 0.62 0.31 0.31
8 0.38 0.46 0.31 0.15
9 0.62 0.62 0.62 0.00
9 0.38 0.46 0.31 0.15
10 0.62 0.77 0.46 0.31
Item Number 10 11 0.38 0.69 0.62 0.77 0.15 0.62 0.46 0.15
12 0.38 0.38 0.38 0.00
13 0.58 0.85 0.31 0.54
14 0.31 0.38 0.23 0.15
15 0.50 0.69 0.31 0.38
16 0.46 0.62 0.31 0.31
17 18 0.27 0.35 0.38 0.31 0.15 0.38 0.23 -0.08
19 0.31 0.38 0.23 0.15
20 0.38 0.46 0.31 0.15
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