Question

the graph below represents data that was collected by students on the number of social media posts they made the previous day. social media posts how many students were surveyed?

Explanation:

Step1: Identify the frequency for each number of posts

For \(0\) posts: \(1\) student.
For \(1\) post: \(2\) students.
For \(2\) posts: \(2\) students.
For \(3\) posts: \(5\) students.
For \(4\) posts: \(2\) students.
For \(6\) posts: \(4\) students.
For \(7\) posts: \(3\) students.
For \(8\) posts: \(2\) students.

Step2: Sum up all the frequencies

$$1 + 2+2 + 5+2 + 4+3 + 2$$

$$=(1 + 2)+(2 + 5)+(2 + 4)+(3 + 2)$$

$$=3+7 + 6+5$$

$$=21$$

Answer:

\(21\)