Construct the described data set. The entries in the data set cannot all be the same. The median and the mode are the same. What is the definition of​ median? A. The value that lies in the middle of the data when the data set is ordered. B. The sum of the data entries divided by the number of entries. C. The data entry that occurs with the greatest frequency. D. The data entry that is far removed from the other entries in the data set.