Question 1. The table below shows the scores of 50 students in mathematics in a Senior Secondary Examination 61 42 26 78 56 38 13 63 72 76 47 86 23 58 55 19 63 52 22 41 50 57 31 80 17 35 45 53 64 38 25 36 65 44 43 33 46 45 83 40 56 57 66 48 52 46 69 29 55 32
Required: Prepare the tallies and the frequency of each of the class intervals ​