Given below are times (in seconds) between an order being placed and the food being received at

Question:

Given below are times (in seconds) between an order being placed and the food being received at a McDonald's drive-through window.
Find the
(a) Mean,
(b) Median,
(c) Mode,
(d) Midrange,
(e) Range,
(f) Standard deviation, and
(g) Variance.
135 90 85 121 83 69 87 159 177 135 227