A Researcher Wants to Measure the Degree of Association Between

Multiple Choice

A researcher wants to measure the degree of association between two variables, education and product knowledge. Education is measured by asking respondents to choose from one of the four options: less than high school, high school, some college, college graduate. Product knowledge is measured by asking respondents to pick from one of the three options: no knowledge, some knowledge, very knowledgeable. Given this information, which of the following measures would be appropriate?

A) Chi-square test
B) Pearson correlation coefficient
C) Coefficient of determination
D) Spearman rank-order correlation coefficient
E) Scatter plot