Question

Find out Standard Deviation of the following data, use Direct Method. Size : 4,6,8,10,12,14,16. Frequency : 1,2,3,5,3,2,1. Choose correct option.

a) 3.07

9.8

c) 4.6

d) 7.6

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Answer 1

Answer:

i think D. 7.6 please make me brainlist