Moderate
In a distribution of 10, 20, 30, 40, 50, the x is 30, the sum of deviations from x will be:________?
Correct answer: C. Zero
- A. 60
- B. 30
- C. Zero
- D. 15
Explanation
Taking deviations from 30 gives -20, -10, 0, 10, and 20, whose positive and negative values cancel. Therefore, their sum is zero.
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