Mrs. little creates a boxplot for the test scores on her latest math test. she finds that the interquartile range is 20 points. what does this mean?

The middle 50% of the scores were 20 points apart.

Step-by-step explanation:

We know that a interquartile range is the difference between the upper quartile (i.e. ) and lower quartile i.e. .

It describes the middle 50% of the value when the data points are ordered from least to highest.

Hence, here the interquartile range is given to be 20 points.

This means that the middle 50% of the scores were 20 points apart.

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5

step-by-step explanation: