Mathematics · Statistics
If all observations in a dataset are multiplied by 2, what effect does it have on the standard deviation?
- 1The new standard deviation will remain unchanged
- 2The new standard deviation will increase by 2 units
- 3The new standard deviation will be half of the previous standard deviation
- 4The new standard deviation will also be multiplied by 2✓
Correct answer
The new standard deviation will also be multiplied by 2
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