The data distributions for the math test scores and science test scores of a group of students are shown below. Which of the following statements correctly explains the summary statistics that should be used to compare the math and science test scores? A. The data sets are skewed, so the mean and standard deviation should be used to compare the scores. B. The data sets are skewed, so the median and interquartile range should be used to compare the scores. C. The data sets are normally distributed, so the mean and standard deviation should be used to compare the scores. D. The data sets are normally distributed, so the median and interquartile range should be used to compare the scores.