A small shop counts its orders on five days: 3, 4, 4, 5 and 34. The 34 was the day a school ordered for every class.
Mean, median and the outlier
One week of orders with one unusual day. Work out the mean and the median and see why one big value moves only one of them.
Exercise15 minLower secondary +2CC BY 4.0
2 tasks · 15 min
What you will learn
- Calculate the mean and the median of a small data set
- Explain why an outlier moves the mean more than the median
Use it with a class
- 1. Copy the class link and share it with your class.
- 2. Learners finish the exercise and get a result code.
- 3. Paste the codes into Class results to see everyone at once.
Reuse this material
CC BY 4.0You may copy, adapt and share it, also commercially, as long as you credit ManyPI and link back.
"Mean, median and the outlier" by ManyPI (https://manypi.com/edu/mean-median-exercise), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/)