Statisticseasy · Past Paper
Mean of $n$ observations is $\bar{x}$. If each is divided by 10, the new mean is:
A$10\bar{x}$
B$\bar{x}/10$
C$\bar{x}$
D$\bar{x} - 10$
✓ Correct Answer: B — $\bar{x}/10$
Division by a constant affects the mean by the same factor.
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