Question 48
Measures of Central TendencyThe table shows the ages of students in a class.
Age (Years): 13, 14, 15, 16, 17
Number of Students: 3, 14, 13, 8, 3
What is the median age?
- A.14
- B.15
- C.16
- D.17
Show the answer and explanation
Answer: B (15)
Explanation
With 41 students the median is the 21st. Cumulative frequencies are 3, 17, 30, …, so the 21st student is 15.