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A weighted coin has a probability \(p\) of showing heads. Is the value of \(p > 0.2?\)

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by BTGmoderatorLU » Fri Jul 17, 2026 5:14 am

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A weighted coin has a probability \(p\) of showing heads. Is the value of \(p > 0.2?\)

1. Successive flips are independent, and the probability of getting at least one head in two flips is greater than \(0.5\)

2. The probability of getting a tail on a flip of the coin is less than \(0.8\)

The OA is D
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