CPM Homework Banner

Home > CC2 > Chapter 7 > Lesson 7.1.7 > Problem 7-82

7-82.

Ms. Poppy has finished grading her students’ tests. The scores were , , , , , , , , , , , , , and .  

  1. Find the median.

    Recall that the median is the middle number of an ordered set of data.

  1. Find the quartiles.

    Along with the median, the quartiles divide a set of data into four groups of the same size.


  1. Find the IQR.

  1. Find the mean.

    Recall that the mean refers to the average of a set of data.