AP EAMCET · Maths · Probability
It is given that the discrete random variable is \(X \sim B(n, p)\) and \(P(X=2)=P(X=3)\).
- A \(2-p\)
- B \(3-p\)
- C \(\mathrm{p}-2\)
- D \(p-3\)
Answer & Solution
Correct Answer
(B) \(3-p\)
Step-by-step Solution
Detailed explanation
\(\mathrm{P}(x=2)=\mathrm{P}(x=3)\) \({ }^n C_2 p^2 q^{\mathrm{n}-2}={ }^n C_3 p^3 q^{\mathrm{n}-3}\)…
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