Question

which best represents the center of the data set below? 220 240 260 280 300 320 340 360 380 400 420 440 average monthly grocery bill mean median range mode

Explanation:

The mean is affected by outliers, the range measures spread not central - tendency, and the mode is the most frequent value. For a box - and - whisker plot like this, the median (the middle value) best represents the center of the data set as it is not influenced by extreme values.

Answer:

B. median