Residuals

AP Statistics· difficulty 1/5

A regression model predicts y-hat = 8 for an observation whose actual y-value is 11.

x (units) y (units) obs y=11 y-hat=8

What is the residual?

  • A

    3

    check_circle
  • B

    11

  • C

    -3

  • D

    8

Explanation

Residual = observed - predicted = 11 - 8 = 3.

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