Question

1. the students in a class collected data on the number of minutes some of them spend brushing their teeth every day. that data is shown in the dot - plot below. brushing teeth time brushing (minutes) what was the most common amount of time someone spent brushing their teeth?

Explanation:

Step1: Identify mode concept

The most common value in a data - set is the mode. In a dot - plot, the mode is the value with the most number of dots.

Step2: Count dots for each value

For 1 minute, there are 3 dots; for 1.5 minutes, there are 2 dots; for 2.5 minutes, 3 minutes, 3.5 minutes, 4 minutes and 4.5 minutes, there is 1 dot each.

Answer:

1 minute