Grade level: 6th grade
Skills: Range, mean, mode, and median
Related environmental issues: Water
Everyday a lot of water is used for many purposes, such as electricity generation, irrigation, household use, and so on. The table below shows daily water use per person in 5 countries.
- What is the range of the data?
- What is the mean of the data?
- What is the median of the data?
- What is the mode of the data?
Sources: Food and Agriculture Organizations of the United Nations
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Answer keys
- 1116 – 5 = 1111
- (5 + 1116 + 308 + 93 + 268) ÷ 5 = 358
- 268
- none