1.

Find the cumulative frequency of the number 5 from the data given below. 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7

A. 35
B. 21
C. 18
D. 26
E. None of these
Answer» C. 18


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