Question

question 3 (2 points)
the box plots below show student grades on the most recent exam compared to overall grades in the class.
which of the following best describes the information about the medians? (2 points)
o a
the class and exam medians are almost the same.
o b
the exam median is much higher than the class median.
o c
the class and exam q3 are the same, but the exam has the lowest median.
o d
the low outlier on exams pulls the median lower.

Explanation:

Step1: Analyze the box - plots

In a box - plot, the line inside the box represents the median.

Step2: Compare the medians

Looking at the "Exam" and "Class" box - plots, the median (the line inside the box) of the "Exam" box - plot is higher than that of the "Class" box - plot.

Answer:

B. The exam median is much higher than the class median.