Dr Ramos Is Interested in Studying How Indoor Temperature Can

question 38

Multiple Choice

Dr. Ramos is interested in studying how indoor temperature can influence people's sleep quality during the summer. A sample of 100 households is selected in which the residents keep their houses at 76 degrees during the summer. The residents wear a monitoring device that measures their sleep cycles for several nights to get baseline readings. Then, 50 of the homes are randomly assigned to the warm temperature condition in which the residents agree to keep their houses at 82 degrees Fahrenheit. In the other 50 houses, the residents agree to keep their houses at 70 degrees. For several nights, Dr. Ramos collects the sleep data for the people living in the houses to see how the residents' sleep patterns have changed. Assuming that the study allows people to use as many or as few blankets as they like, number of blankets would be a(n) ____ variable in the experiment.

• A) dependent
• B) independent
• C) extraneous
• D) confounding

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Definitions:

Akinesia

The loss or impairment of the ability to move muscles voluntarily, often associated with neurological disorders.

Aphagia

The inability or refusal to swallow, which can be a result of psychological or physical issues.

Myelogram

An X-ray study of the spinal cord after injecting a contrast medium, used to diagnose spinal cord and vertebral column disorders.

Lumbar Puncture

A medical procedure where a needle is inserted into the lower part of the spinal column to collect cerebrospinal fluid for diagnostic or therapeutic purposes.