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Simple and Compound Event

A coin is tos...

Question

A coin is tossed two times, what is the probability of getting head at least once.

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Solution

Coin is tossed twice

So, possible outcomes are
$H H, H T, T H, T T$

$P r o b a b i l i t y = \frac{f a v o u r a b l e . o u t c o m e s}{t o t a l . . p o s s i b l e . o u t c o m e s}$ .

favourable. outcomes= $H H, H T, T H$

Probablity = $\frac{3}{4}$

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