Carrying Out a Test for the Slope of a Regression Model

AP Statistics· difficulty 4/5

Predictor Coef SE t p Intercept 12.5 2.1 5.95 0.000 x 1.80 0.45 4.00 0.001 s = 3.2; R-Sq = 64.0%; n = 20

The slope p-value (0.001) suggests

  • A

    Strong evidence of a linear relationship between x and y

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  • B

    No relationship

  • C

    Regression is incorrect

  • D

    Sample is biased

Explanation

Very small p-value rejects H₀: β = 0.

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