The mean of 20 items is 47. Later it is found that the item 62 is wrongly written as 26. Find the correct mean.

The mean of 20 items is 47. Later it is found that the item 62 is wron

1.	The mean of 20 items is 47. Later it is found that the item 62 is wrongly written as 26. Find the correct mean.
A.	48 8
B.	47 7
C.	49 9
D.	46 6
Answer» B. 47 7

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The mean of 20 items is 47. Later it is found that the item 62 is wrongly written as 26. Find the correct mean.

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