Algebra-1

Question Analysis
This question tests the student's ability to recognize discrete data from a graphical representation. The key is to understand that the number of books sold each day can only be whole numbers and cannot take on fractional or decimal values.

Key Concept Explanation
Discrete data consists of distinct, non-continuous values. In this context, the number of books sold each day is a countable quantity and can only be integers.

Step-by-step Solution
1. Observe the graph and note that the data points represent the number of books sold each d...