The average height of 25 boys was calculated to be 200 cm. It was detected later that one value of 169 cm was wrongly copied as 144 cm for the computation of the average. Find the correct average.
1
213
2
206
3
200
4
201
5
None of these
The average height of 25 boys was calculated to be 200 cm. It was detected later that one value of 169 cm was wrongly copied as 144 cm for the computation of the average. Find the correct average.