Two-Variable Data: Models and Scatterplots

SAT Math· difficulty 3/5

A line of best fit is y=0.8x+12y = 0.8x + 12. What does the y-intercept of 12 represent?

  • A

    Predicted value of yy when x=0x = 0

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  • B

    Maximum value of yy

  • C

    Slope of the line

  • D

    Average value of xx

Explanation

The y-intercept is the predicted yy when x=0x = 0.

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