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Sum of Probabilities of Favorable and Unfavorable Event

Whe two unbia...

Question

Whe two unbiased coins are tossed, what is the probability that both will show a head ?

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Solution

When two coins are tossed together, the possible outcomes are HH, HT, TH, TT.
Favourable outcomes = 1
Therefore, required probability = $\frac{1}{4}$ .

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Sum of Probabilities of Favorable and Unfavorable Event

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