Which Statistical Technique Should You Use When You Are Attempting

Multiple Choice

Which statistical technique should you use when you are attempting to answer the question: "Is there a significant relationship between the customers' disposable income (measured in dollars) and their repeat-buying behavior (measured by the number of rebuys in a twelve-month period) ?"

A) Multiple regression analysis
B) Chi-Square test
C) Simple regression analysis
D) Pearson correlation coefficient
E) None of these are correct.