2
If every term of the statistical data consisting of $n$ terms is decreased by $2$, then the mean of the data:
- (a)decreases by $2$
- (b)remains unchanged
- (c)decreases by $2n$
- (d)decreases by $1$
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(a) decreases by $2$
If every term of the statistical data consisting of n terms is decreased by 2 , then the mean of the data:
CBSE Class 10 Maths PYQ · Statistics · Mean of Ungrouped Data · 1 Mark · March 2023 · Standard
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