gambaran umum iteman

MANUAL ITEM AND TEST ANALIYSIS (ITEMAN)
PEDOMAN PENGGUNAAN ITEMAN

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Scores for examinees from file CONTOH.TXT
20.00
19.00
18.00
17.00
16.00
14.00
10.00
15.00
10.00
12.00
12.00


5

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013
014
015
016
017
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MicroCAT (tm) Testing System
Copyright (c) 1982, 1984, 1986, 1988 by Assessment Systems Corporation
Item and Test Analysis Program -- ITEMAN (tm) Version 3.00
Item analysis for data from file CONTOH.TXT

Seq.
No.
----

Scale
-Item
-----

Item Statistics
----------------------Prop.
Point
Correct Biser. Biser.
------- ------ ------

Page

Alternative Statistics
----------------------------------Prop.
Point
Alt. Endorsing Biser. Biser. Key
----- --------- ------ ------ ---

1

0-1

0.550

0.942

0.749

A
B
C
D
E
Other

0.550
0.150
0.050
0.100
0.150
0.000

0.942
-0.518
-0.251
-0.356
-0.702
-9.000

0.749
-0.338
-0.119
-0.208
-0.459
-9.000

2

0-2

0.750

0.610

0.448

A
B
C
D
E
Other

0.100
0.050
0.750
0.050
0.050
0.000

-0.479
-0.146
0.610
-0.251
-0.669
-9.000

-0.280
-0.069
0.448
-0.119
-0.316
-9.000

A
B
C
D
E
Other

0.100
0.050
0.750
0.050
0.050
0.000

-0.540
-0.355
0.814
-0.669
-0.564
-9.000

-0.316
-0.168
0.597
-0.316
-0.267
-9.000

A
B
C
D
E
Other

0.250
0.250
0.200
0.150
0.150
0.000

-0.136
-0.170
-0.139
0.869
-0.286
-9.000

-0.100
-0.124
-0.097
0.567
-0.187
-9.000

3

4

0-3

0-4

0.750

0.150

0.814

0.869

0.597

0.567

*

*

*

*

5

0-5

0.600

0.898

0.708

A
B
C
D
E
Other

0.600
0.100
0.100
0.100
0.100
0.000

0.898
-0.233
-0.479
-0.602
-0.663
-9.000

0.708
-0.136
-0.280
-0.352
-0.388
-9.000

*

6

0-6

0.850

0.194

0.127

A
B
C
D
E
Other

0.050
0.850
0.050
0.050
0.000
0.000

0.481
0.194
-0.251
-0.669
-9.000
-9.000

0.227
0.127
-0.119
-0.316
-9.000
-9.000

?
*

CHECK THE KEY
B was specified, A works better

1

6

7

0-7

0.600

0.563

0.444

A
B
C
D
E
Other

0.050
0.150
0.100
0.100
0.600
0.000

-0.669
-0.102
-0.110
-0.602
0.563
-9.000

-0.316
-0.066
-0.065
-0.352
0.444
-9.000

8

0-8

0.600

0.452

0.356

A
B
C
D
E
Other

0.600
0.100
0.100
0.100
0.100
0.000

0.452
-0.110
0.074
-0.295
-0.663
-9.000

0.356
-0.065
0.043
-0.172
-0.388
-9.000

9

0-9

0.500

0.864

0.689

A
B
C
D
E
Other

0.150
0.500
0.150
0.100
0.100
0.000

-0.286
0.864
-0.333
-0.417
-0.724
-9.000

-0.187
0.689
-0.217
-0.244
-0.424
-9.000

A
B
C
D
E
Other

0.150
0.200
0.200
0.300
0.150
0.000

0.407
-0.562
-0.292
0.607
-0.286
-9.000

0.266
-0.393
-0.205
0.461
-0.187
-9.000

10

0-10

0.300

0.607

0.461

11

0-11

0.250

1.000

0.746

A
B
C
D
E
Other

0.250
0.200
0.200
0.200
0.150
0.000

1.000
-0.677
0.208
-0.177
-0.610
-9.000

0.746
-0.474
0.145
-0.124
-0.398
-9.000

12

0-12

0.500

1.000

0.819

A
B
C
D
E
Other

0.150
0.500
0.100
0.150
0.100
0.000

-0.333
1.000
-0.786
-0.610
-0.295
-9.000

-0.217
0.819
-0.460
-0.398
-0.172
-9.000

A
B
C
D
E
Other

0.000
0.050
0.050
0.050
0.850
0.000

-9.000
0.481
-0.251
-0.669
0.194
-9.000

-9.000
0.227
-0.119
-0.316
0.127
-9.000

A
B

0.050
0.050

-0.251
-0.146

-0.119
-0.069

D
E
Other

0.100
0.050
0.000

-0.479
-0.669
-9.000

-0.280
-0.316
-9.000

A
B
C
D
E
Other

0.100
0.050
0.750
0.050
0.050
0.000

-0.602
-0.564
0.814
-0.251
-0.669
-9.000

-0.352
-0.267
0.597
-0.119
-0.316
-9.000

A
B
C
D
E
Other

0.150
0.500
0.150
0.100
0.100
0.000

-0.610
1.000
-0.425
-0.417
-0.540
-9.000

-0.398
0.819
-0.278
-0.244
-0.316
-9.000

A
B
C
D
E
Other

0.100
0.100
0.100
0.600
0.100
0.000

-0.356
-0.417
-0.479
0.898
-0.724
-9.000

-0.208
-0.244
-0.280
0.708
-0.424
-9.000

13

0-13

0.850

0.194

0.127

CHECK THE KEY
E was specified, B works better

14

0-14
C

15

16

17

0-15

0-16

0-17

0.750
0.750

0.750

0.500

0.600

0.610
0.610

0.814

1.000

0.898

0.448
0.448

*

*

*

*

*

*

?

*

*

0.597

0.819

0.708

*

*

*

7

18

0-18

0.600

0.229

0.180

CHECK THE KEY
D was specified, A works better

19

0-19

20

0.550

0-20

0.125

0.400

0.385

0.100

0.303

A
B
C
D
E
Other

0.100
0.150
0.100
0.600
0.050
0.000

0.319
-0.194
-0.356
0.229
-0.355
-9.000

0.187
-0.127
-0.208
0.180
-0.168
-9.000

A
B
C
D
E
Other

0.150
0.100
0.100
0.100
0.550
0.000

-0.009
0.012
-0.356
0.074
0.125
-9.000

-0.006
0.007
-0.208
0.043
0.100
-9.000

A
B
C
D
E
Other

0.150
0.150
0.150
0.150
0.400
0.000

-0.148
-0.333
-0.102
-0.055
0.385
-9.000

-0.097
-0.217
-0.066
-0.036
0.303
-9.000

?

*

*

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There were 20 examinees in the data file.
Scale Statistics
---------------Scale:

0
------N of Items
20
N of Examinees
20
Mean
11.400
Variance
21.540
Std. Dev.
4.641
Skew
0.381
Kurtosis
-1.109
Minimum
5.000
Maximum
20.000
Median
10.000
Alpha
0.847
SEM
1.817
Mean P
0.570
Mean Item-Tot.
0.500
Mean Biserial
0.653

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Seq.
No.
---1

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Scale
-Item
-----

Prop.
Correct
-------

Biser.
------

Point
Biser.
------

0.550

0.942

0.749

0-1

Prop.
Alt. Endorsing
----- ---------

Biser.
------

Point
Biser. Key
------ ---

A
B
C
D
E
Other

0.942
-0.518
-0.251
-0.356
-0.702
-9.000

0.749
-0.338
-0.119
-0.208
-0.459
-9.000

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0.550
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0.050
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6

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0-6

0.850

0.194

0.127

A
B
C
D
E
Other

CHECK THE KEY
B was specified, A works better

0.050
0.850
0.050
0.050
0.000
0.000

2 842

0.481
0.194
-0.251
-0.669
-9.000
-9.000

!
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0.227
0.127
-0.119
-0.316
-9.000
-9.000

%

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CHECK THE KEY B was specified, A works better

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0.452

0.356

A
B
C
D
E
Other

8

0.600
0.100
0.100
0.100
0.100
0.000

0.452
-0.110
0.074
-0.295
-0.663
-9.000

0.356
-0.065
0.043
-0.172
-0.388
-9.000

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0.250

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0.746

A
B
C
D
E
Other

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0.250
0.200
0.200
0.200
0.150
0.000

1.000
-0.677
0.208
-0.177
-0.610
-9.000

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0-19

0.550

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0.125

0.100

A
B
C
D
E
Other

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0.150
0.100
0.100
0.100
0.550
0.000

-0.009
0.012
-0.356
0.074
0.125
-9.000

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0.145
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There were 20 examinees in the data file.
Scale Statistics
---------------Scale:

0
------N of Items
20
N of Examinees
20
Mean
11.400
Variance
21.540
Std. Dev.
4.641
Skew
0.381
Kurtosis
-1.109
Minimum
5.000
Maximum
20.000
Median
10.000
Alpha
0.847
SEM
1.817
Mean P
0.570
Mean Item-Tot.
0.500
Mean Biserial
0.653

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