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Introducing Statistics: Do Those Points Align?

AP Statistics· difficulty 2/5

Students perform inference on slope and check the LINER conditions.

LINER Conditions L: Linear relationship I: Independent observations N: Normal residuals E: Equal variance R: Random sampling

Which letter represents constant residual variance?

  • A

    L (Linear)

  • B

    E (Equal variance)

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  • C

    N (Normal)

  • D

    I (Independent)

Explanation

"E" stands for Equal variance — residuals should have constant spread across all x values (homoscedasticity).

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