![Which of the following is a characteristic of a mean?](https://www.gkseries.com/blog/wp-content/uploads/2022/09/Which-of-the-following-is-a-characteristic-of-a-mean.png)
Q. Which of the following is a characteristic of a mean?
- The sum of deviations from the mean is zero
- It minimises the sum of squared deviations
- It is affected by extreme scores
- All of the above
Answer: All of the above
Answer: All of the above
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