Posted by **Mary** on Tuesday, March 30, 2010 at 12:28am.

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.