14. (1 point) Refer to Exhibit 14-3. In a test of hypothesis with the null essentially one of no relationship between the 2 variables and the alternative one of a linear relationship, you (using an alpha level = .05) a. reject the null and conclude a relationship exists. b. reject the null and conclude no relationship exists. c. accept the null and conclude no relationship exists. d. accept the null and conclude a relationship exists. 15. (1 point) In a regression setting the line picked to best represent the data is the a. worst case scenario line. b. best case scenario line. c. least squares regression line. d. most squares regression line. 16. (1 point) Say that in a scatterplot all the data points lie on a straight line. The correlation coefficient for the data will be a. 1 b. -1 c. 0 d. both answers a and b could be correct. 17. (1 point) Say that all the data points in a scatterplot have no distinct shape or pattern. The correlation coefficient for the data will be close to a. 1 b. -1 c. 0 d. both answers a and b could be correct. 18. (1 point) Regression