Question

two unbiased coins are tossed simultaneously find the probability of getting at most one tail is​

Answer 1

Answer:

Meaning of "Almost one tail" is, getting tails not more than one in an event.

SOL)

Here, we considered coins so, 2^n

n=2 (coins=2)

at most one tail cases={TH, HT, HH}

P(E) ={TH, HT, HH} / {TH, HT, HH, TT}

P(E) =3/4