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A die is tossed 5 times. Getting an odd number is considered a success. Then the variance of distribution of success is

Options

  1. A8/3
  2. B3/8
  3. C4/5
  4. D5/4

Correct answer

D. 5/4

Step-by-step solution

The event follows binomial distribution with n = 5, p = 3/6 = 1/2 q=1-p=1 / 2 Variance n p q=5 / 4

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