Create a free account!

When you create an account, we'll save your progress. Plus, you'll have access to some cool tools, like reports, assignments, gradebook, and awards.

A group of students were surveyed on the number of hours they spend on the internet in a week. The table below shows the results.

Hours using the internet

Fewer

than 15 h

16 h

17 h

 18 h

19 h

 20 h

Number of students

0

68

71

45

30

40

(a) How many students took part in the survey? students

(b) How many hours per week were spent on the internet by all of the students that participated? h

(C) What was the average time spent on the internet per student? Round your answer to the nearest whole number h

Correct!