47 33 46 33 36 47 42 36 51 41 30 35 43 30 30 34 42 40 46 39 47 31 46 42 38 42 35 38 32 57 32 42 37 45 43 34 40 39 39 36 37 37 35 30 33 49 47 39 36 31

start at 30 and break these classes into 5 width, then rank them by frequency or create a histogram for me. what proportion is 35 or higher but less than 45. If one number was selected at random, what is the probability that it's less than 50