1 2 3 4 5 6 7 8 9 10 11 12 2 6,2 1, 5, 2,7 7,8,4 2,5 3,6 2 6 where 7 | 2 = 72 students Calculate the standard deviation of the data. 26.56 25.65 24.56 22.65 0000

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