the average height of 35 boys in a class was calculated as 180cm. it has later

Question

the average height of 35 boys in a class was calculated as 180cm. it has later found that the height of one of the boys in the class was wrongly written as 166 cm whereas his actual height was 106 cm.

Options:

A . 179.29 cm

B . 178.29 cm

C . 179.38 cm

D . 178.39 cm

Answer: Option B
Explanation :

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