What is the algebraic sum of the deviations from the mean of a set of values 25, 65, 73, 75, 83, 76, 17, 15, 7, 14?
- A. -1
- B. 0 ✓
- C. 1
- D. 2
Correct Answer: B. 0
Explanation
A fundamental property of the arithmetic mean is that the algebraic sum of the deviations of all observations from their mean is always exactly 0.
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