Problem:
Compute the mean of ${4 \sqrt{2}, -\frac{3}{7}, -3, \frac{1}{2}, -\frac{1}{\pi }, -\frac{7}{\sqrt{\pi }}, 2 \sqrt{5}, 0, -10, -4 \log (2)}$.
Answer:
$\frac{1}{2} \left(-\frac{3}{7}-\frac{1}{\pi }\right)$
{'source': 'AMPS', 'file': 'amps/mathematica/counting_and_statistics/median/5967.txt'}