Question

Find the value of 'a' in the given data if the mean of

Sum of each term of given data 10 16 160 So, 10 12 18 20 15 17 a 14 13 19 160 Or, 138 a 160 Or, a 22 Hence, option C.

the given data is 16. 10, 12, 18, 20, 15, 17, a, 14, 13, 19

A 20

B 21

C 22

D 23

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