Nakeysha makes a dot plot to show the number of hours some of her friends spent playing video games over the weekend. Her dot plot includes the number ot observations. Which statement is true based on the dot plot?
• Five total hours were spent playing video games.
• Four of Nakeysha's friends are observed,
• There are 15 observations made.
• The first day of the weekend, Nakeysha's friends spent 4 hours playing video games.