country. 13. GMAT scores and salaries. U.S. News & World Report is a popular magazine that annually ranks business schools. They publish the average starting salary and the average GMAT score for students at each of the top 80 ranked schools in the country. In 2004 the correlation was 0.7 The graph of the 80 data points is in Figure 12. (a) Does this mean that, in general, schools in this group with higher average GMAT scores tend to have higher average starting salaries? Explain. (b) If you instead looked at the data for all the individual enrolled students at these schools, the correlation should be (i) around .7 (ii) higher than .7 or (iii) lower than .7. Choose one and explain. 1