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Category: Philosophy and Psychology
Date Submitted: 07/15/2015 03:55 AM
UNISA PSYCHOLOGY HONOURS
PYC 4807
PSYCHOLOGICAL ASSESSMENT
ASSIGNMENT 01
UNIQUE NO. 581822
TEST DEVELOPMENT AND TEST ADAPTATION
NAME: E J S DUPPER
STUDENT NUMBER: 0743804
CLOSING DATE 15 MAY 2015
TABLE OF CONTENTS
SECTION A: STEPS IN DEVELOPING A PSYCHOLOGICAL ASSESSMENT MEASURE
1. Introduction
1. Phase 1: The Planning Phase
2.1 Aim of the Measure
2.2 Defining the Content of the Measure
2.3 The Test Plan
2.3.1. Item format
2.3.2. Item bias
2. Phase 2: Item Writing
2.1 Writing the Items
2.2 Reviewing the Items
3. Phase 3: Assembling and Pretesting Experimental Version of the Measure
3.1 Arranging the items
3.2 Finalizing the Length
3.3 Answer Protocols
3.4 Developing Adminisrtation Instractions
3.5 Pre-testing the Experimental Version of the Measure
4. Phase 4: Item Analysis Phase
4.1.1 Item Difficulty
4.1.2 Discriminating Power
4.2. Item Response Theory (IRT) items analysis
4.2.1 Criteria used for item selection
5. Phase 5: Revising and Standardising Final Version of Measure
5.1. Revising Items and Test and Selecting Final Version
5.2 Selecting Items for the Final Version
5.3 Refining Administration Instructions and Scoring Procedures and
Administering the Final Version
6. Phase 6: Technical Evaluation and Establishing Norms
6.1. Establishing Reliability
6.1.1 Measurement error
6.1.2 The Reliability Coefficient
6.1.3 Types of Reliability
MEASURES OF TEMPORAL STABILITY
A Test-retesta
B Alternate-form Reliability
MEASURES OF INTERNAL CONSISTENCY
C Split-half Reliability
D Inter-item Consistency (Kuder- Richardson and Cronbach’s Alpha)
E Inter-scorer and intra-scorer Reliability
6.1.4 FACTORS AFFECTING RELIABILITY
6.1.4.1. Respondent error
6.1.4.2 Administrative errors
6.1.4.3...