Question 1198147
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<pre>

    P = {{{C[3]^1*0.3^1*(1-0.3)^2}}} = {{{3*0.3*0.7^2}}} = 0.441.    <U>ANSWER</U>
</pre>

Solved.


It is a binomial distribution problem, so I applied a standard formula for the probability in this case.


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To see many other similar &nbsp;(and different) &nbsp;solved problems, &nbsp;look into the lessons

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/Solving-problems-on-Binomial-distribution-manually.lesson>Simple and simplest probability problems on Binomial distribution</A> 

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/Probability-and-statistics/Typical-binomial-distribution-probability-problems.lesson>Typical binomial distribution probability problems</A> 

in this site.


You will find there many similar typical problems of this class, &nbsp;solved and explained in all details.


After reading these lessons, &nbsp;you will be able to solve such problems on your own, which is your 

PRIMARY &nbsp;MAJOR &nbsp;GOAL &nbsp;visiting this forum &nbsp;(I believe).