A. The distribution of GRE scores is fairly symmetric. 6. Based on this boxplot, the interquartile range is closest to * a. 200. b. 400. c. 500. d. 600. 7. Based on this boxplot, which of the following statements is true? A. The distribution of GRE scores is fairly symmetric. B. About half the students scored over 500. c. Nobody scored an 800. * d. All of the above.