Which Statement Is TRUE Regarding the Frequency of Sleep Disorders

question 82

Multiple Choice

 Which statement is TRUE regarding the frequency of sleep disorders in the U.S.? 

• A)Sleep disorders are very rare.
• B)Sleep disorders are not common, but many people have serious problems with sleep.
• C)Almost everyone will suffer from a sleep disorder at some point in his or her life.
• D)At this time, sleep disorders are so ill-defined by science, the frequency is unknown.

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Definitions:

Classified Department

A section within an organization or publication that deals with categorized listings or information, often related to job postings, sales, or advertisements.

Telephone Calls

Voice communications between two or more parties over a distance, conducted via telephony technology.

Probability

A numerical assessment, ranging from 0 to 1, representing how probable an event is to happen, with 0 being impossible and 1 being certain.

Poisson Distribution

A probability distribution that models the number of times an event occurs in a fixed interval of time or space when these events occur with a known constant mean rate and independently of the time since the last event.