WBJEE · Maths · Probability
A coin is tossed again and again. If tail appears on first three tosses, then the chance that head appears on fourth toss is
- A \(\frac{1}{16}\)
- B \(\frac{1}{2}\)
- C \(\frac{1}{8}\)
- D \(\frac{1}{4}\)
Answer & Solution
Correct Answer
(B) \(\frac{1}{2}\)
Step-by-step Solution
Detailed explanation
Hints: \(p=1.1 .1 \cdot \frac{1}{2}=\frac{1}{2}\)
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