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The test scores from Mrs. Gray's math class are shown below.
72, 73, 66, 71, 82, 85, 86, 89, 91, 92
Construct a box-and-whisker plot to display this data.
I don't know how to begin answering this problem and what steps must be done in order for me to get the correct answer.

The test scores from Mrs. Gray's math class are shown below.
72, 73, 66, 71, 82, 85, 86, 89, 91, 92
Construct a box-and-whisker plot to display this data.
I don't know how to begin answering this problem and what steps must be done in order for me to get the correct answer.

If you don't know how to begin answering this problem, I have a couple of suggestions. This didn't come at you "out of the blue." Please review your textbook and the notes you've taken in class.

If that doesn't help, try some web "lessons" on box and whisker plots...here's ONE to get you started:

If, after reviewing your text, your notes and several web lessons, you still have difficulty with this problem, please repost. When you do, show us what you have done to try to solve this problem, and tell us where your specific questions are.