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If the standard deviation of the distribution is 10, find the variance

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If the standard deviation of the distribution is 10, find the variance 
1. 100
2. 10
3. 50
4. 30
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Correct Answer - Option 1 : 100

Given

Standard deviation = 10

Concept used

Variance = (Standard deviation)2

Calculation

Variance = 102

Variance = 100

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