Given the Data in Table 1A

question 35

Multiple Choice

Given the data in Table 1A.4.2,holding income constant,the graph relating the price of strawberries,measured on the y-axis and the purchases of strawberries,measured on the x-axis

• A)is a vertical line.
• B)is a horizontal line.
• C)is a positively sloped line.
• D)is a negatively sloped line.
• E)reaches a minimum.

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Definitions:

Independent Variable

The variable that is manipulated by the researcher to examine its effect on the dependent variable in an experiment.

External Validity

The extent to which the results of a study can be generalized to other situations and to other people.

Confounding Variable

A variable that influences both the dependent and independent variables in a study, potentially misleading the results if not controlled.

Independent Variable

The variable in an experiment that is manipulated to observe its effect on a dependent variable.