ProbabilityHard

Question

Mean and variance of a Binomial variate are in the ratio of 3 : 2. The most probable number of happening of the variable in 10 trials of the experiment is

Options

A.2
B.3
C.4
D.5

Solution

  ⇒   q =     ⇒   p =
    ⇒       ⇒    r ≤ 3.33
thus 3 succes is most parallal.

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