Question

at music camp, addison tracked the number of minutes she practiced her trombone each day. what was the lower quartile of addisons practice time? minutes

Explanation:

Step1: Recall box - plot quartile concept

In a box - plot, the left - hand side of the box represents the lower quartile ($Q_1$).

Step2: Identify value from box - plot

Looking at the given box - plot, the left - hand side of the box is at 70.

Answer:

70