How to Find the Mode
Finding the Mode
We can find the mode of a set of numbers.
Imagine a teacher wanted to find the class's average test score in mathematics.
How to Find the Mode
The mode is found by counting how often each number appears in a set and selecting the one that appears most often.
Question
What is the mode of the test scores below?
StepbyStep:
1
List the numbers in numerical order (going from the smallest to the largest number).
6 7 7 9 10
2
Count how often each number appears.

6 appears 1 time.

7 appears 2 times.

9 appears 1 time.

10 appears 1 time.
3
Find the number that appears most often.
Answer:
The mode of the test scores is 7.
How Find the Mode When There Are More Than One
Sometimes there is more than one mode in a set of numbers.
Question
What is the mode of the test scores below?
StepbyStep:
1
List the numbers in numerical order (going from the smallest to the largest number).
6 7 7 9 10 10
2
Count how often each number appears.

6 appears 1 time.

7 appears 2 times.

9 appears 1 time.

10 appears 2 times.
3
Find the number that appears most often.
Answer:
The modes of the test scores are 7 and 10.