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Lesson 21: Statistics
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Arithmetic Mean
Lesson 21 · Statistics
Arithmetic Mean
Mathematics
Subject
13 min
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Construction
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Activity
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Presentation
Activity 21.3
Level the towers
What you need
Twenty identical small objects such as bottle caps, and a flat desk.
Method
Build five towers using all twenty objects, then move objects until every tower is the same height.
Then break it
Rebuild with 1, 1, 1, 1 and 16 and level again. How far above four of them does the level sit?
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