Algebra-1

Question Analysis
This question evaluates the student's ability to identify discrete variables based on the method of data collection. The key is to understand that counting results in discrete data.

Key Concept Explanation
Discrete data is obtained by counting and can only take specific, isolated values.
In this case, the number of pages in a book is a countable quantity and can only be whole numbers.

Step-by-step Solution
1. Identify the variable: The number of pages in a book.
2. Determine possible values:
Pages are...