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The variance of numbers x₁, x₂, x₃, x_n is V . Consider the following statements: 1 . If every x_i is increased by 2 , the variance of the new set of numbers is V . 2. If the numbers x_i is squared, the variance of the new set is V ^2 . Which of the following statements is/are correct?

Options

  1. A1 only
  2. B2 only
  3. CBoth 1 and 2
  4. DNeither 1 nor 2

Correct answer

A. 1 only

Step-by-step solution

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