TS EAMCET · Maths · Probability
The probability of securing a success in a trial is three times that of a failure. The probability of getting atleast 4 successes in 5 trials is
- A \(\frac{649}{1024}\)
- B \(\frac{81}{128}\)
- C \(\frac{27}{64}\)
- D \(\frac{243}{1024}\)
Answer & Solution
Correct Answer
(B) \(\frac{81}{128}\)
Step-by-step Solution
Detailed explanation
\(P=\frac{3}{4}, q=\frac{1}{4}\) getting atleast 4 successes in 5 trial is Now, getting atleast 4 successes is…
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