6. What makes sales leaders tick? Mercuri International conducted a study to explore sales strategies, processes, and support systems within businesses. Organizations were categorized by sales performance level (top performers vs. middle performers vs. bottom performers) and extent to which the organization invests in customer satisfaction. Results were organized into the following table.

At the 0.05 level of significance, is there evidence of a significant relationship between sales performance level and level of investment in customer satisfaction?