In a class with scores 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, what is the median score?
Q1. In a class with scores 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, what is the median score?
Answer: 67.5
Explanation: With 10 values arranged in order, the median is the average of the 5th and 6th values: (65 + 70)/2 = 67.5.