Mei-Ling Participated in an Experiment Where She Had to Press

question 60

Multiple Choice

Mei-Ling participated in an experiment where she had to press one button if she detected a visual stimulus and another button if she did not detect it. Five percent of the time Mei-Ling indicated a stimulus was present when it was not. From this information you can conclude that:

• A) Mei-Ling has a false alarm rate of 5%.
• B) Mei-Ling has 95% accuracy.
• C) Mei-Ling has a 5% correct rejection rate.
• D) Mei-Ling has a 5% miss rate.

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Definitions:

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.