#1. Find the mean of the sample.
\(17, 5\)

#2. Find the median of the sample.
\(\frac{-4}{3}, -1, 1, 1\)

#3. Find the mode of the sample.
\(-2, -1, -1, \frac{-1}{4}, 0, 0, \frac{1}{2}, 4\)

#4. Find the range of the sample.
\(4, 6, 2, 2, 4, 2, 1, 8, 9, 3\)

#5. Find the lower quartile of the sample.
\(-10, 5\)

#6. Find the lower quartile of the sample.
\(0, 3, 1, \frac{-1}{2}, \frac{1}{2}, -2\)

#7. Find the upper quartile of the sample.
\(-1, 2, \frac{-3}{4}, \frac{-1}{2}, 1, 4, 2\)

#8. Find the upper quartile of the sample.
\(\frac{-3}{4}, 4\)

#9. Find the inner quartile range (IQR) of the sample.
\(4, 3, 7, 8\)

#10. Find the inner quartile range (IQR) of the sample.
\(-9, -9, -4, -2, 3, 9\)

#11. Find the mean absolute deviation (MAD) of the sample.
\(-8, -4\)

#12. Find the mean absolute deviation (MAD) of the sample.
\(-9, -3, 2, 3, 4\)

#13. Find the mean absolute deviation (MAD) of the sample.
\(\frac{4}{3}, 3, \frac{1}{2}, -1\)

#14. Find the mean absolute deviation (MAD) of the sample.
\(8, 1, 3, 3, 3\)