Three coins are tossed simultaneously 200 times with the following frequencies of different outcomes- array - c - c -Frequency - 23 - 72 - 77 - 28 Nllhline lendarray Compute the probability of 2 heads coming up-A- 9-25B- 20-29C- 25-35D- 7-11

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Three coins a...

Question

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

$\begin{matrix} O u t c o m e s & 3 h e a d s & 2 h e a d s & 1 h e a d & N o h e a d F r e q u e n c y & 23 & 72 & 77 & 28 \end{matrix}$

Compute the probability of 2 heads coming up.

$\frac{9}{25}$

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$\frac{25}{29}$

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$\frac{23}{35}$

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$\frac{7}{11}$

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Solution

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Similar questions

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.

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

\begin{matrix} O u t c o m e & 3 h e a d s & 2 h e a d s & 1 h e a d & N o h e a d F r e q u e n c y & 23 & 72 & 77 & 28 \end{matrix}

200

Outcome	$3 h e a d s$	$2 h e a d s$	$1 h e a d$	No head
Frequency	$23$	$72$	$77$	$28$

2

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

$\begin{matrix} Outcome & 3 heads & 2 heads & 1 heads & 0 heads Frequency & 22 & 76 & 83 & 19 \end{matrix}$

What is the probability of getting

(i) not more than one head?
(ii) at least two heads?
(iii) exactly two heads? [3MARKS]

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