What Is the Biggest Problem with Using Lie Detector Tests

question 85

Multiple Choice

What is the biggest problem with using lie detector tests?

• A) The general public doesn't understand the technology involved well enough to interpret the data properly.
• B) They can't be properly tested, because the liar is always instructed to lie and this may cause a different physiological reaction than lying for real.
• C) They don't detect lies, they detect emotional reactions to stimuli.
• D) There is low reliability with lies and low validity with truths.

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Definitions:

Mean Absolute Deviation

The average of the absolute differences between each data value and the mean of the data set, measuring variability.

Forecast Error

The difference between the actual value and its forecasted value in a time series analysis.

Sum of Squares

The total squared difference between each observation and the mean of the data set, used in statistical analysis to measure variation.

Mean Absolute Deviation

A measure of variability that shows the average distance between each data point and the mean of the dataset.