Data Were Collected for a Sample of Companies Regarding Their

Multiple Choice

Data were collected for a sample of companies regarding their investment in quality improvement efforts and cost savings realized as a result (both measured as a percentage of sales revenue) . The correlation coefficient for these data is r = 0.913. If the data were collected for individual departments within companies rather than at the company level, we would expect

A) a stronger correlation
B) a weaker correlation
C) the same correlation
D) fewer outliers in the data
E) No expectation with regards to regression modeling can be drawn from the given information.