Question

Two coins are tossed $729$ times and the outcomes are recorded below:

Owtcoins	No tail	One tail	Two tails
Frequency	$189$	$297$	$243$

Find the probability of occurrence of each event.

Answer 1

Que. two coin are tossed 729 times.

Outcomes	No tail	one tail	two tails
Frequency	189	297	243

Probability of occurrence of each ever

1.Probability of (no tail) P(A) $=\frac{189}{729}$

2.Probability of (one tail) P(B) $=\frac{297}{729}$

3.Probability of (two tails) P(C) $=\frac{243}{729}$