Select the statement that best describes this sample of five scores: 1, 3, 2, 3, 5. (The best description will include all of the correct statements and no incorrect statements.) Group of answer choices a. The mean is less than the median. b. The mean is equal to the median. c. The mean is greater than the median. d. The median is the best index of the central tendency of the population from which this sample of scores was drawn. e. The mean is the best index of the central tendency of the population from which this sample of scores was drawn. a and d b and d c and d a and e b and e c and e