Problem:
Compute the mean of ${\frac{13}{\sqrt{3}}, 3 \sqrt{3}, \frac{13}{\sqrt{3}}, \frac{14}{\sqrt{3}}, \frac{11}{\sqrt{3}}}$.
Answer:
$4 \sqrt{3}$
{'source': 'AMPS', 'file': 'amps/mathematica/counting_and_statistics/mean/7597.txt'}