Q10. Prepare a frequency table with each class interval of 10Kg. and first-class interval as 40 – 50. Also find out the coefficient of variation.
72 74 40 60 82 115 41 61 65 83
53 110 46 84 50 67 78 79 56 65
68 69 104 80 79 79 52 73 59 81
66 49 77 90 84 76 42 64 64 70
72 50 79 52 103 96 51 86 78 94
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