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A Few of the Variables for Which Data Were Collected

question 25

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A few of the variables for which data were collected in the Internet & Life Project study include age, gender, income, monthly Internet bill, and number of hours spent shopping online per month. Which of the variables is categorical?


Definitions:

Electrical Impulse

A sudden surge of electrical activity that transmits signals along nerves or muscle fibers.

Ventricles

The two lower chambers of the heart that receive blood from the atria above and then contract to propel blood out of the heart into the circulatory system.

Perimysium

The connective tissue that divides a muscle into sections called fascicles.

Fascicles

Bundles of muscle or nerve fibers.

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