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CA Foundation doubt

Can any one explain this?

Image attached to the doubt: Can any one explain this?

Asked by Bhavishya25 May 2024454 views

6 answers

  1. Anaya · 25 May 2024

    Ans is a+b+2

  2. Anaya · 25 May 2024

    Standard deviation do not change with change in origin

  3. Ajay · 25 May 2024

    It is a scanner question previous year paper

  4. Ajay · 25 May 2024

    And mean a+b me 2 add krenge to vo ban jayega a+b+2

  5. Ajay · 25 May 2024

    Because sD don't change

  6. Ajay · 25 May 2024

    Answer a

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