Suppose That a Company Has 1,000 Workers, 20 of Whom

question 52

Short Answer

Suppose that a company has 1,000 workers, 20 of whom are thieves. Suppose, too, that a polygraph test is 95 percent accurate. If the company subjects all its employees to a polygraph test, how many thieves will be identified? How many innocent employees will be incorrectly identified as thieves?

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Definitions:

REM Sleep

A sleep phase characterized by rapid eye movement, during which vivid dreams commonly occur. This stage is associated with increased brain activity.

Sleep Apnea

A sleep disorder characterized by pauses in breathing or periods of shallow breathing during sleep.

Insomnia

A sleep disorder characterized by difficulty in falling or staying asleep.

Sleep Apnea

A serious sleep disorder in which breathing repeatedly stops and starts during sleep, potentially leading to various health problems.