Prepare a frequency distribution table with the class interval of 10 and find median from the following data. 27, 24, 15, 17, 12, 31, 13, 23, 29, 40, 17, 27, 37, 47, 53,61₁ 77, 66, 53, 52, 62, 71, 44, 29, 18, 17, 33, 41, 57, 631 S 22, 28, 32, 35
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