Which of the Following Pairs of Variables Is Most Likely

question 55

Multiple Choice

Which of the following pairs of variables is most likely to show a negative correlation?

• A) A person's income and her years of education
• B) A car's weight and its gas mileage (miles per gallon)
• C) A student's grade point average and his IQ score
• D) A man's height and his income

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Definitions:

Millivolts

A unit of electric potential or electromotive force equal to one thousandth of a volt, commonly used in measuring electrical potentials in cells and batteries.

Neuron

A specialized cell transmitting nerve impulses; a nerve cell.

Reflexes

Involuntary and nearly instantaneous movements in response to stimuli, as part of the body's protective mechanism.

Medulla Oblongata

The lowest section of the brainstem, controlling autonomic functions such as breathing and heart rate.