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 how many students brushed their teeth for less than 3 minutes?

Explanation:

Step1: Identify relevant data points

Count dots for times less than 3 minutes.

Step2: Sum the counts

There is 1 dot at 1 minute, 2 dots at 1.5 minutes, and 1 dot at 2.5 minutes. So, \(1 + 2+1=4\).

Answer:

4