The average of a set of 15 observations is recorded, but later it is f – McqOptions

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1.	The average of a set of 15 observations is recorded, but later it is found that for one observation, the digit in the tens place was wrongly recorded as 8 instead of 3. After correcting the observation, the average is
A.	reduced by \(\dfrac{1}{3}\)
B.	increased by \(\dfrac{10}{3}\)
C.	reduced by \(\dfrac{10}{3}\)
D.	reduced by 50
Answer» D. reduced by 50

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