D-score booklet III
Welcome
1
Introduction
1.1
Measurement pyramid
1.2
Actual situation
1.3
Need for better instruments
1.4
Effect of proliferation
2
Criteria for better instruments
2.1
When is an instrument ‘better’?
2.2
Components of an instrument
2.3
Fixed instrument versus adaptive test
2.4
Assessment of instrument quality
3
Information
3.1
Item information by ability
3.2
Item information by age
3.3
Test information by ability
3.4
Test information by age
4
Item bank
4.1
Purpose of item bank
4.2
Information contained
4.3
\(D\)
-bank for child development milestones
5
Item selection
5.1
Content balancing
5.2
Age band
5.3
Expercent pass
5.4
Precision
5.5
Item exposure limitation
5.6
Administration mode
5.7
Preferred variant
5.8
Scoring rule
6
Online instrument creation
6.1
App: dinstrument
6.1.1
Creating a fixed form
6.1.2
Creating an adaptive test
6.2
Model
6.3
Item selection
6.4
Item allocation
6.5
Age forms
6.6
Evaluation
6.6.1
D-score estimation
6.6.2
Reliability
6.6.3
Domain representation
7
Application I: Short form
7.1
SDG 4.2.1 indicator
7.2
Formulation of requirements
7.3
Application in
dinstrument
7.4
Result
8
Application II: Screener
8.1
Definition of developmental delay
8.2
Formulation of requirements
8.3
Application in
dinstrument
8.4
Result
9
Application III: Adaptive test
9.1
Computerizes adaptive testing
9.2
Formulation of requirements
9.3
Application
9.4
Results
10
Discussion
10.1
Potential of item bank for creating new instruments
10.2
Potential of adaptive testing
10.3
Limitations
10.4
Advantages
References
D-score for creating better instruments
5.4
Precision