Probability
and Statistics Worksheet 15
Mean, Mode, Median (Show your work)
1 
The number of
countries that participated in United Nations meeting in 5 different years was
100, 120, 110, 100, 140. Find the following: a.
Mean b.
Median c.
Mode 
2 
The marks scored by 6
student in a competitive exam were 45, 60, 45, 50,
70, 44. Find the following: a. Mean b.
Median c.
Mode 
3 
The number of matches
proposed by the soccer federation for the next five years is 25, 25, 45, 40, 50. Find the following: a. Mean b.
Median c.
Mode 
4 
The ground water
levels in 6 different cities across the world in meters are 50, 55, 34, 57,
60, 55, 64 .Find the following: a. Mean: b.
Median:
c.
Mode:

5 
The molecules of
seven different compounds contain the following number of atoms – 20, 33, 20,
25, 20, 35, 40. Find the following: a. Mean: b.
Median:
c.
Mode:
