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Updated 12th Standard Business Maths and Statistics Study Materials 2022-2023 Exams

12th Standard English Medium Business Maths Subject Random Variable and Mathematical Expectation Book Back 2 Mark Questions with Solution Part - I updated Book back Questions Question Bank Software May-13 , 2022

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12th Standard English Medium Business Maths Subject Random Variable and Mathematical Expectation Book Back 2 Mark Questions with Solution Part - I updated Book back Questions

12th Standard English Medium Business Maths Subject Random Variable and Mathematical Expectation Book Back 2 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Business Maths

Time : 00:30:00 Hrs
Total Marks : 30

    Part I

    5 x 2 = 10

  1. What are the properties of Mathematical expectation?

  2. What do you understand by Mathematical expectation?

  3. How do you define variance in terms of Mathematical expectation?

  4. State the definition of Mathematical expectation using continuous random variable.

  5. Let X be a random variable and Y = 2X + 1. What is the variance of Y if variance of X is 5 ?

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