Algebra-1

Question Analysis
This question tests the student's ability to find the median of a given data set. The data set is already sorted, so the student needs to identify the middle value.

Key Concept Explanation
The median is the middle value in a sorted data set. If the number of data points is odd, the median is the middle number. If even, it is the average of the two middle numbers.

Step-by-step Solution
1. The data set is already sorted: 12, 15, 18, 20, 22, 24, 26.
2. Since t...