Problem:
Compute the mean of ${2, -\frac{15}{4}, -5, 2, -6, -2, 8, -3 \sqrt{2}, 5, 2 \pi, \pi, 10, -\frac{51}{7}, -\frac{7}{\sqrt{\pi }}, 2 \pi}$.
Answer:
$2$
{'source': 'AMPS', 'file': 'amps/mathematica/counting_and_statistics/median/2713.txt'}