Understanding The Mode
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Beginner
Start here! Easy to understand
Beginner Explanation
The mode is the number that appears the most in a set. For example, in $\{4, 4, 5, 6\}$, the mode is $4$.
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Practice Problems
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1
Quick Quiz
Single Choice Quiz
Beginner
What is the mode of the set $\{3, 3, 6, 9, 9, 9, 11\}$?
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2
Real-World Problem
Question Exercise
Intermediate
Teenager Scenario
You are analyzing the most popular shoe sizes sold in your store last month. The sizes sold were $\{7, 8, 8, 9, 10, 10, 10, 11\}$. What are the modes?
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3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
A data set $\{4, 5, 5, 6, 7, 8, 8, 9\}$ is given. Determine if there is a mode and if it's bi-modal.
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4
Challenge Quiz
Single Choice Quiz
Advanced
Find the mode of the data set $\{2, 3, 3, 4, 4, 5, 5, 5, 6\}$. Is the set bi-modal?
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Recap
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