. For the given (X,Y) data points, compute: (4,6), (3,7), (5,12), (11,17), (10,9), (14,21)

a. The correlation (r) and determine if it is significantly different from a hypothesized slope of 0 (null hypothesis). HINT: Use the significance test for correlation on Page-482 and assume a 95% confidence.

b. The slope and intercept of the linear regression line