Geometry

Question Analysis
This question involves calculating the relative frequency from a given frequency table.
The main focus is on understanding the concept of relative frequency, which is the ratio of the frequency of a particular category to the total frequency.

Key Concept Explanation
Relative frequency = (Frequency of the category) / (Total frequency)

Step-by-Step Solution
First, find the total number of students: 12 + 15 + 5 + 8 = 40.
Then, calculate the relative frequency of students who prefer pop music: 15 / 40 = 0.375.

Common Mistakes
A common mistake is forgetting to...