The standard deviation of a data set is given as 34. What will be the variance of the data set?

  1. 1122
  2. 1156
  3. 578
  4. 1196

Answer (Detailed Solution Below)

Option 2 : 1156
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Detailed Solution

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GIVEN :

The standard deviation of a data set is given as 34.

CONCEPT :

The value of variance is the square of standard deviation.

FORMULA USED :
Standard Deviation = √Variance

CALCULATION :  

Using the formula :

Variance of the set of data = 342 = 1156
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