Three coins are tossed simultaneously 200 times with the following fre

Three coins are tossed simultaneously 200 times with the following frequencies of different outcomes:Outcome 3 heads 2 heads 1 head No head Frequency 23727728If the three coins are simultaneously tossed again, compute the probability of 2 heads coming up.

Answer»

Three coins are tossed simultaneously $200$ times with the following frequencies of different outcomes:

Outcome	$3$ heads	$2$ heads	$1$ head	No head
Frequency	$23$	$72$	$77$	$28$

If the three coins are simultaneously tossed again, compute the probability of $2$ heads coming up.