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The mean of 30 values was 150. It was de...

The mean of 30 values was 150. It was detected on rechecking that one value 165 was wrongly copied as 135 for the computation of the mean. Find the correct mean.
A)151
B)149
C)152
D)None of these

A

151

B

149

C

152

D

None of these

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