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Confidence Intervals for the Slope of a Regression Model

AP Statistics· difficulty 4/5

SE(b) is approximately

  • A

    s · n

  • B

    s / √(Σ(x − x̄)²)

    check_circle
  • C

    s/n

  • D

    (b)·SE_intercept

Explanation

s is the residual SD; denominator increases with x-spread.

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