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X 3, 5, 6, 8, 9, 10, 12, 14, 15
Y 30,33,34,36,37,40, 50, 60, 70

Calculate Linear Correlation Coefficient r

Use significance level 0.05 and Appendix Table A-6 to make decision
about linear correlation between x and y.

  • STATS -

    r = (Σxy)/N(SDx)(SDy)

    Calculate each term and solve.

    We do not do your work for you.

  • STATS -

    Thank you you helped me a lot.

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