10, 78, 19, 29, 37, 90, 85, 79, 46, 98, 82, 75, 78, 99, 57, 65, 82, 80, 44, 86, 75, 76, 72, 83, 15, 23, 80, 67, 65, 74, 55.1. FOR THE ABOVE MAKE A GROUPED FREQUENCY DISTRIBUTION WITH SIX INTERVALS, STARTING AT 10 FOR THE FIRST LOWER CLASS LIMIT AND A CLASS WIDTH OF 15. SHOW UPPER AND LOWER CLASS LIMITS, FREQUENCY OF EACH CLASS, CUMULATIVE FREQUENCY, RELATIVE FREQUENCY, CUMULATIVE RELATIVE FREQUENCY AND MIDPOINTS.