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The variance of 20 observations is 5. If each observation is multiplied by 2, then find the new variance of the resulting observations.

The variance of 20 observations is 5. If each observation is multiplied by 2, then find the new
variance of the resulting observations.

Grade:Upto college level

1 Answers

SHAIK AASIF AHAMED
askIITians Faculty 74 Points
6 years ago
Hello student,
Please find the answer to your question below
Given,
The variance of 20 observations is 5. If each observation is multiplied by 2, then find the new variance=5(22)=5(4)=20

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