A researcher conducted a study of the relation between income and generosity. The researcher observed the amount of money given to a panhandler and the wealth of the person asked (wealth was measured by a rating of the clothing worn). The results for the first four people observed were as follows: Wealth of Giver Dollars Given 4 0 6 1 8 3 2 0 a. Make a Scatter Diagram of the raw scores. b. Describe in words the general pattern of association, if any. c. Figure the correlation coefficient. d. Figure whether the correlation is statistically significant (use the .05 significance level, two-tailed).