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Two-Variable Data: Models and Scatterplots

SAT Math· difficulty 4/5

For a data point (x,y)=(10,75)(x, y) = (10, 75), the line of best fit predicts y=80y = 80. The residual is:

  • A

    5

  • B

    -5

    check_circle
  • C

    80

  • D

    75

Explanation

Residual = observed - predicted = 75−80=−575 - 80 = -5.

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