Mathematics · Measures of Dispersion
If all observations in a sample are multiplied by a positive constant 2, what will be the effect on the standard deviation?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1New standard deviation will be half of the previous standard deviation
- 2New standard deviation will be multiplied by 2✓
- 3New standard deviation will remain unchanged
- 4New standard deviation will increase by 2
Correct answer
New standard deviation will be multiplied by 2
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