Algebra-1

Question Analysis
This question tests the student's ability to calculate the range in a real-world context, specifically with the number of books read. The range helps in understanding the spread of the data.

Key Concept Explanation
The range is the difference between the highest and lowest values in a data set. It provides a simple measure of the total spread of the data.

Step-by-step Solution
1. Identify the maximum number of books read: 15
2. Identify the minimum number of books read: 3
3. Calculate the range:

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