MATH 1040 - Introduction to Statistics

Practice Question 9.2.3

A teacher recorded the number of books read by students in five different genres over the course of a semester. The data is shown below:

Genre Fiction Non-Fiction Mystery Science Fiction Biography
Count 24 18 12 6 10

Answer to Practice Question 9.2.3

There are a total of 70 books read.

Genre Count Relative Frequency
Fiction 24 24/70 = 0.343 = 34.3%
Non-Fiction 18 18/70 = 0.257 = 25.7%
Mystery 12 12/70 = 0.171 = 17.1%
Science Fiction 6 6/70 = 0.086 = 8.6%
Biography 10 10/70 = 0.143 = 14.3%