Construct a grouped frequency distribution for the following 28 scores using a class width of 4 ...

         Construct a grouped frequency distribution for the follwing 28   scores using a class width of 4                        55 47 63 51 47 52 46 48 44 46 55 50 55 63    61 47 54 59 63 41 55 59 60 59 63 56 40 43