Which of the Following Is a True Statement About Sleep

question 11

Multiple Choice

Which of the following is a true statement about sleep in older adults?

• A) The time spent in bed increases, but the time spent asleep decreases.
• B) The amount of leg movement during sleep remains steady throughout life.
• C) Rapid-eye-movement (REM) sleep becomes more unevenly distributed with age.
• D) The amount of stage III sleep increases steadily throughout life.

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Definitions:

Proportion of Defective

The ratio of defective items in a batch or lot to the total number of items.

Margin of Error

An expression of the amount of random sampling error in a survey's results.

Binomial Populations

Groups of individuals or events subjected to a binomial experiment, where outcomes are categorized into two distinct categories.

Independent Random Samples

Groups of randomly selected samples from a population where the selection of an item for one sample does not influence the selection for another sample.