12.5.1: Testing the Significance of the Correlation Coefficient (Exercises)

STAT 200: Elementary Statistics · LibreTexts

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    Exercise \(\PageIndex{5}\)

    When testing the significance of the correlation coefficient, what is the null hypothesis?

    Exercise \(\PageIndex{6}\)

    When testing the significance of the correlation coefficient, what is the alternative hypothesis?

    Answer

    \(H_{a}: \rho \neq 0\)

    Exercise \(\PageIndex{7}\)

    If the level of significance is 0.05 and the \(p\text{-value}\) is \(0.04\), what conclusion can you draw?

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