Algebra-1

Question Analysis
This question evaluates the student's ability to identify the mode of a data set. The mode is the value that appears most frequently.

Key Concept Explanation
The mode is a measure of central tendency that represents the most common value in a data set. A data set can have one mode, multiple modes, or no mode at all.

Step-by-step Solution
1. List the data points: 70, 75, 80, 80, 85, 90, 90, 90
2. Count th...