'True score' presentation slideshows

5. Evaluation of measuring tools: reliability

5. Evaluation of measuring tools: reliability. Psychometrics Group A ( English ). After we have evaluated the quality of test items and eliminated those that are not considered adequate, we must evaluate the overall quality of the test.

1.16k views • 79 slides

Anita L. Stewart Institute for Health & Aging University of California, San Francisco

Class 7 Measurement Issues in Diverse Populations Including Health Disparities Research November 2, 2006. Anita L. Stewart Institute for Health & Aging University of California, San Francisco. Background . U.S. population becoming more diverse

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Item Response Theory

1.92k views • 47 slides

Stereotype Threat

783 views • 41 slides

Research Methods

Research Methods. Reliability And Validity. Second Stage: Operationalization. Formulation of Theory Operationalization of Theory Selection of Appropriate Research Techniques Observation of Behavior (Data Collection) Analysis of Data Interpretation of Results. Reliability & Validity.

554 views • 37 slides

Understanding and Interpreting Statistics in Assessments Clare Trott and Hilary Maddocks

418 views • 29 slides

Basic Measurement and Statistics in Testing

Basic Measurement and Statistics in Testing. Outline. Central Tendency and Dispersion Standardized Scores Error and Standard Error of Measurement (Sm) Item Analysis. Central Tendency and Dispersion. Central Tendency.

527 views • 28 slides

Presented by Zhu Jinxin

416 views • 26 slides

Adventures in Equating Land:

Adventures in Equating Land:. Facing the Intra-Individual Consistency Index Monster *. *Louis Roussos retains all rights to the title. Overview of Equating Designs and Methods. Designs Single Group Random Groups Common Item Nonequivalent Groups (CING) Methods Mean Linear Equipercentile

419 views • 26 slides

Part II S igma Freud & Descriptive Statistics

Part II S igma Freud & Descriptive Statistics. Chapter 6 ? ? ? Just the Truth: An Introduction to Understanding Reliability and Validity. Why Measurement?. What is measurement ? You need to know that the data you are collecting represents what it is you want to know about.

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Regression Towards the Mean

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Review of Basic Tests & Measurement Concepts

Review of Basic Tests & Measurement Concepts. Kelly A. Powell-Smith, Ph.D. Basic Test & Measurement Concepts: Scales. What are the different types of measurement scales? Nominal Ordinal Interval Ratio. Basic Test & Measurement Concepts: Central Tendency.

274 views • 17 slides

How good are our measurements?

How good are our measurements?. The last three lectures were concerned with some basics of psychological measurement: What does it mean to quantify a psychological variable? How do we operationally define both observable and latent variables?

162 views • 16 slides

Chapter Seven

Chapter Seven. Survey Research. Why Conduct Survey Research. Employs questionnaires and interviews asking people to provide information about their attitudes, beliefs, demographics (age, gender, income, marital status), and past or intended future behavior.

231 views • 13 slides

Session 3

Session 3. Normal Distribution Scores Reliability. Mean, Median, Mode. -4 s -3s - 2 s -1 s 0 1 s 2 s 3 s 4 s s.d 10 20 30 40 50 60 70 80 90 T score

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Measurement: Reliability and Validity

Measurement: Reliability and Validity. For a measure to be useful, it must be both reliable and valid Reliable = consistent in producing the same results every time the measure is used Valid = measuring what it is supposed to measure. Reliability.

1.25k views • 10 slides

BASIC CONSIDERATIONS in Test Design 2 Pertemuan 16

BASIC CONSIDERATIONS in Test Design 2 Pertemuan 16. Matakuliah : <<Kode>>/<<Nama mtkul>> Tahun : <<Tahun Pembuatan>>. RELIABILITY. CONCEPT of RELIABILITY : The Reliability Coefficient The Standard Error of measurement and the true score Scorer Reliability How to make Tests more reliable.

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True Score Theory in Measurement

True Score Theory in Measurement. Rating Sheet. 1 Manage time effectively. 2 Manage resources effectively. 3 Scan a multitude of information and decide what is important. 1 2 3 4 5. 4 Decide how to manage multiple tasks. 5 Organize the work when directions are not specific. 1 2 3 4 5.

780 views • 8 slides

LECTURE 5

LECTURE 5. TRUE SCORE THEORY. True Score Theory. OBJECTIVES: - know basic model, assumptions - know definition of reliability, relation to TST - be able to compute estimates of reliability for: internal consistency test-retest parallel forms. BASIC EQUATION. x = ? + e

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Project VIABLE: Behavioral Specificity and Wording Impact on DBR Accuracy

Project VIABLE: Behavioral Specificity and Wording Impact on DBR Accuracy. Teresa J. LeBel 1 , Amy M. Briesch 1 , Stephen P. Kilgus 1 , T. Chris Riley-Tillman 2 , Sandra M. Chafouleas 1 , & Theodore J. Christ 3

97 views • 1 slides