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MHT CET2010MathematicsProbability

Two coins are tossed simultaneously. Then, the value of E(X) , where X denotes the number of heads is

Options

  1. A1 2
  2. B2
  3. C1
  4. DNone of these

Correct answer

C. 1

Step-by-step solution

Here, n=2, p= 1 2 E(X)= mean =n p=2 1 2 =1

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