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This video is for the redesigned SAT which is for you if you are taking the SAT in March 2016 and beyond.
Scatterplots - Basic Example
Each year a group of statisticians poll 1,500 randomly selected United States (U.S.) adults with the question: "Are the Democratic and Republican parties doing an adequate job, or is a third major political party needed?"
The scatter plot above shows the percentage of U.S. adults polled between 2004 and 2014 that think a third major political party is needed. Based on the line of best fit to the data shown, which of the following values is closest to the average yearly change in the percentage of people that think a third major party is necessary?
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