Mathematics · Averages
Let x, y, and z be three observations. The arithmetic mean of these observations is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x × y + z 3
- 2x - y - z 3
- 3x + y + z 3✓
- 4x × y × z 3
Correct answer
x + y + z 3
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