6.4 mean, median and mode

Learning objectives

At the end of this paragraph you are able to...

...calculate the mode and explain what it is.

...calculate the mean and explain what it is. 

...calculate the median an explain what it is.  

Explanation video

Exercises 

Exercise 1

Given are the lucky numbers of class 2. 

4,  32,  5,  8,  18,  90,  91,  87,  23,  34,  54,  45,  8,  10,  19,  20,  34,  69,  14,  69,  14,  69,  2,  4,  69

a) Calculate the mean, show your intermediate steps.

b) Calculate the median, show your intermediate steps.

c) Calculate the mode, show your intermediate steps.

Exercise 2

Given are the shoe sizes of class 2.

37, 38, 38, 39, 41, 36, 43, 41, 39, 38, 40, 41, 45, 44, 38, 37, 39, 39, 40, 42, 42, 39

a) Calculate the mean, show your intermediate steps.

b) Calculate the median, show your intermediate steps.

c) Calculate the mode, show your intermediate steps.