A group of hikers recorded the distance they covered during a week. The recorded data (in kilometers) is as follows:
$7,9,11,12,14,15,17,18,20,21$
Compare the four measures of central tendency (mean, median, mode, and midrange) for the original data set and the $10\%$ trimmed data set.

Mean: $14.5$ (both)

Median: $14.4$ (original), $14.5$ (trimmed)

Mode: None (both)

Midrange: $14$ (original), $14.5$ (trimmed)

Mean: $14.4$ (original), $14.5$ (trimmed)

Median: $14.5$ (both)

Mode: None (both)

Midrange: $14$ (original), $14.5$ (trimmed)

Mean: $14.5$ (both)

Median: $14.4$ (original), $14.5$ (trimmed)

Mode: $14$ (both)

Midrange: $14$ (original), $14.5$ (trimmed)

Mean: $14.4$ (original), $14.5$ (trimmed)

Median: $14.5$ (both)

Mode: $14$ (both)

Midrange: $14$ (original), $14.5$ (trimmed)