Home » » The bar chart shows the distribution of marks in a class test. How many students...

# The bar chart shows the distribution of marks in a class test. How many students...

### Question

The bar chart shows the distribution of marks in a class test. How many students took the test?

A) 17

B) 20

C) 25

D) 30

### Explanation:

Number of students that took the test = $$\sum f$$. Where $$f$$ is the frequencies
= 2 + 5 + 0 + 3 + 4 + 0 + 0 + 0 + 1 + 0 + 2 = 17

## Discussion (3)

• Number of students that took the test = $$\sum f$$. Where $$f$$ is the frequencies
= 2 + 5 + 0 + 3 + 4 + 0 + 0 + 0 + 1 + 0 + 2 = 17

• Number f students that took the test = $$\sum f$$. Where f is the frequencies