Linear Regression and Correlation Q - Need help!

#1
Home Size Selling Price Home Size Selling Price
1.4 100 1.3 110
1.3 110 0.8 85
1.2 105 1.2 105
1.1 120 0.9 75
1.4 80 1.1 70
1.0 105 1.1 95


a. Computer the coefficient of correlation
b. Determine the coefficient of determination
c. Can we conclude that there is a positive association between the size of the home and the selling price? Use the .05 significance level.