Question

jule surveyed 25 students about the numbers of books they read over the summer. her data are displayed in the histogram. how many students read more than 19 books? 8 10 15 25

Explanation:

Step1: Identify relevant intervals

The intervals more than 19 books are 20 - 29 and 30 - 39.

Step2: Sum frequencies

The frequency for 20 - 29 is 10 and for 30 - 39 is 5. So, \(10 + 5=15\).

Answer:

C. 15