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Test: Common Core: 8th Grade Math
1. | A used car dealership conducted a statistical experiment to determine the relationship between the age of a car and the cost. In this study, he assigned age as the independent variable, and price as the dependent variable. He plotted the data on a scatter plot and drew a line of best fit. The
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AS a car ages, the price decreases by
The price of a brand new car is
As a car ages, the price increases by
The slope for the best fit line of this data set is
Patrick
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