Consider the following population data set: 8, 10, 10, 12, 14, 18, 25, 31 With regard to the median and mode of this data set, it is correct to say that the median equals 13, and that the median is a measure of central tendency median equals 16, and that the median is a measure of dispersion mode equals 10, and that the mode is a measure of dispersion mode equals 23, and that the mode is a measure of central tendency