18 Questions
Which type of validity assesses the adherence of a measure to existing theory and knowledge of the concept being measured?
Construct validity
If a self-esteem questionnaire is assessed by measuring other traits related to self-esteem, what type of validity is being examined?
Construct validity
What does content validity assess in a measurement?
Coverage of all aspects of the concept being measured
In the context of a language test, what would indicate a lack of content validity?
Exclusion of key components acknowledged by experts
Which type of evidence can be used to estimate the validity of a measurement?
Both expert judgment and statistical methods
What does low internal consistency suggest about two results?
Divergence in reliability
What does reliability refer to in measurement?
How consistently a method measures something
If a thermometer consistently shows the same temperature reading for a liquid sample under identical conditions, what does this indicate about the measurement?
It has high reliability
When research has high validity, it means that the results:
Correspond to real properties and characteristics
If several different doctors using the same symptom questionnaire with a patient provide different diagnoses, what does this suggest about the questionnaire?
It has low reliability
Which type of reliability is assessed when different raters provide different judgments on the same subject?
Inter-rater reliability
If a thermometer shows different temperatures each time for the same liquid sample under controlled conditions, what can be inferred about the thermometer's measurements?
It is not reliable
What aspect of a measure does test-retest reliability assess?
The consistency of a measure across time
If different examiners submit substantially different results for the same project, what type of reliability is likely low?
Inter-rater reliability
Which type of reliability focuses on the consistency of a measurement itself?
Internal consistency
What does inter-rater reliability assess?
The consistency of a measure across different raters
If there is a strong correlation between two halves of a questionnaire measuring self-esteem, what type of reliability is being demonstrated?
Internal consistency
Which type of reliability assesses if you get the same results when you repeat a measurement?
Test-retest reliability
Learn about different types of reliability and validity estimation methods used in research, including test-retest reliability and interrater reliability. Understand how validity can be assessed by comparing results to other relevant data or theory.
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