AP EAMCET · Maths · Probability
If the difference between the mean and variance of a binomial variate is \(\frac{5}{9}\), then the probability of getting 2 successes for an event when the experiment is conducted 5 times, is
- A \(\frac{80}{243}\)
- B \(\frac{18}{234}\)
- C \(\frac{12}{241}\)
- D \(\frac{80}{432}\)
Answer & Solution
Correct Answer
(A) \(\frac{80}{243}\)
Step-by-step Solution
Detailed explanation
Mean \(=n p\), variance \(=n p q\)…
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