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Eleven students named the instrument they would most like to learn: guitar, drums, flute, guitar…
Contributed by StemPy LabTry it on paper first. A hint, the key idea and the worked solution are here when you need them.
Eleven students named the instrument they would most like to learn: guitar, drums, flute, guitar, piano, guitar, drums, flute, guitar, piano, drums. What is the mode, and how many students chose it?
Need a reminder? The key ideaShow
The mode is the value that appears most often. It works for words too.
The worked solution
Have you tried it?
Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
Step 1. Tally. Guitar , drums , flute , piano .
Step 2. Check. students.
Answer: the mode is guitar, chosen by students. The mean and the median make no sense here, because instruments are words.
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