Examlex
Recent research suggests that the use of marijuana may be more dangerous than previously thought.
Sample Size
The number of observations or individuals in a subset of a population selected for a particular study.
Measurement Errors
Discrepancies between the observed values and the true values, which can arise from various sources in data collection.
Reliable
Reliable refers to the consistency of a measure or process over time. In research, it means that the results of a study or the performance of an instrument are consistent and can be replicated under similar conditions.
Test-Retest
A method of measuring the reliability of a test by administering the same test to the same subjects at two points in time and comparing the results.
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