The mean of 50 observations was 36. It was found later that an observation 48 was wrongly taken as 23. The corrected new mean is ? » Sawaal Buzz

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The mean of 50 observations was 36. It was found later that an observation 48 was wrongly taken as 23. The corrected new mean is ?

A) 35

B) 36.5

C) 40

D) 42

Answer: 36.5

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