TS EAMCET · Maths · Probability
A fair coin is tossed \(K\) times so that the probability of getting four heads is equal to that of getting six heads. If the probability is maximum for getting \(r\) heads then \(r=\)
- A 9
- B 5
- C 8
- D 10
Answer & Solution
Correct Answer
(B) 5
Step-by-step Solution
Detailed explanation
Given, \(\begin{aligned} n= & K, p=\frac{1}{2}, q=\frac{1}{2} \\ & P(X=4)=P(X=6)\end{aligned}\)…
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