Question

The box plots show information about the number of sit ups marquis and frank did each day for a month ?

Answer 1

Step 1. The following diagram shows the parts of a box plot:

where IQR is the interquartile range.

Step 2. Find the IQR for the two box plots:

For the first box plot, the IQR is 20:

For the second box plot, the IQR is 30:

This second box plot represents Frank's sit-ups.

Step 3. Find the difference between the interquartile range of each box plot:

$30-20=10$

Frank's interquartile range is greater by 10.

Answer: 10