Elizabeth Was Interested in Investigating Whether People Who Use Credit

question 156

Multiple Choice

Elizabeth was interested in investigating whether people who use credit cards spend more money than people who pay in cash. To examine this research question experimentally, she _____ the type of payment participants used and _____ money spent.

• A) manipulated; measured
• B) measured; manipulated
• C) varied; manipulated
• D) manipulated; varied

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Definitions:

Milliliter

A unit of volume in the metric system, equivalent to one-thousandth of a liter.

Gram

An alternative definition: A basic unit of weight in the metric system equivalent to approximately 0.035 ounces.

Milliliters

A metric system volume unit that equals one thousandth of a liter.

Liters

A unit of volume in the metric system, equivalent to 1,000 cubic centimeters or approximately 0.26 gallons.