• Corpus ID: 124421936

THE RELIABILITY OF MEASURING INSTRUMENTS

@inproceedings{Knapp2009THERO,
  title={THE RELIABILITY OF MEASURING INSTRUMENTS},
  author={Thomas R. Knapp},
  year={2009}
}
The goal of publishing this text in the Edgeworth Series is to provide a free resource for educational and research purposes. Preface Can you say "reliability" without saying "validity"? (Can you say "Rosencrantz" without saying "Guildenstern"?) I hope so, because this book is all about reliability, except for a brief appendix in which I discuss validity and for occasional comments in the text proper regarding the difference between reliability and validity. But isn't validity more important… 
Effects of measurement errors on psychometric measurements in ergonomics studies: Implications for correlations, ANOVA, linear regression, factor analysis, and linear discriminant analysis
TLDR
The effects of measurement errors on psychometric measurements in ergonomics studies are demonstrated and the significance of discriminant function and discrimination abilities of individual variables in discrimination analysis is depreciated.
Relationships Between and among Pre-service Mathematics Teachers’ Conceptions, Efficacy Beliefs and Anxiety
Abstract The purpose of this research study was to examine the relationships between and among the conceptions of mathematics, mathematics teaching efficacy beliefs and mathematics anxiety of
Influence of Study Interest and School Location on the Attitude of Secondary School Students towards Mathematics in Ekiti State, Nigeria
The study made an investigation as to whether the study interest and school location of students have significant influence on the attitudes of secondary school students towards Mathematics. The
Assessing quality-of-life outcomes in cardiovascular clinical research
  • D. Mark
  • Medicine, Psychology
    Nature Reviews Cardiology
  • 2016
TLDR
A large gap remains between the parameters currently being measured in clinical research and the data needed to incorporate the 'patient's voice' into therapeutic decision-making.
Employee Health Fair Data: Evidence for Planning Health Promotion Programs
TLDR
As a result of the health fair data, hospital-based clinical nurse specialists are currently piloting interventions geared specifically toward enhancing weight control and increasing exercise in hospital employees.
Family Quality of Life: Perspectives of Family Caregivers of People with Dementia
TLDR
Although caregivers reported the highest level of attainment in the domain of family health, they were also least satisfied with this domain, and encouraging families to increase leisure participation can improve their health and global FQOL.
Be the Change
The organization of taking turns to talk is fundamental to conversation, as well as to other speech-exchange systems. A model for the turn-taking organization for conversation is proposed, and is

References

SHOWING 1-10 OF 613 REFERENCES
THE RELIABILITY OF A DICHOTOMOUS TEST-ITEM: A “CORRELATIONLESS” APPROACH*
One thing that differentiates measurement in the social sciences from measurement in the physical sciences is that most of the instruments used in the social sciences consist of "items" which are
The Meaning and Consequences of “Reliability”
The concern behind my question, "Can there be validity without reliability?" (Moss, 1994), was about the influence of measurement practices on the quality of education. I argued that conventional
Can There Be Reliability without “Reliability?”
Abstract : A recent article by Pamela Moss asks the title question, 'Can there be validity without reliability?' If by reliability we mean only KR-2O coefficients or inter-rater correlations, the
On the Accuracy with which Reliability may be Measured by Correlating Test Halves
The three following statements are taken from as many texts1 on educational measure ment which have appeared since 1928. All three quotations bear upon the same problem, namely, the correlation of
The Reliability of Test Scores
Many methods have been used in measuring the reliability of tests. By reliability is to be understood the extent to which the test measures that which it in reality does measure?not necessarily that
DEMONSTRATING THE RELIABILITY THE DIFFERENCE SCORE IN THE MEASUREMENT OF CHANGE
The reliability of the difference score (a.k.a., gain score) has been one of the most discussed, yet least understood, topics in the measurement of change. Demonstrations of the lack of reliability
Statistical Theories of Mental Test Scores.
This is a reprint of the orginal book released in 1968. Our primary goal in this book is to sharpen the skill, sophistication, and in- tuition of the reader in the interpretation of mental test data,
RELIABILITY IS NOT VALIDITY AND VALIDITY IS NOT RELIABILITY
Interrater correlations do provide an index of reliability of job performance ratings. We show that the arguments presented by Murphy and DeShon (2000) lead to the radical conclusion that traditional
What Is Coefficient Alpha? An Examination of Theory and Applications
Coefficient alpha (Cronbach, 1951) is certainly one of the most important and pervasive statistics in research involving test construction and use. A review of the Social Sciences Citations Index for
FALLIBILITY OF MEASUREMENT AND THE POWER OF A STATISTICAL TEST
TLDR
The lesion was not significant, and thus there was no difference between the two treatments.
...
...