2. For the set of grouped sample data given in the table. Find the group median (round to one decimal place) Interval Frequency 41.5-43.5 Co 43.5-45.5 7 45.5-47.5 13 47.5-49.5 17 49.5-51.5 19 51.5-53.5 17 53.5-55.5 15 55.5-57.5 7 57.5-59.5 2