Question 1055940
{{{(nCr)*p^x*(1-p)^(n-x)}}}

{{{(12C5)*(0.25)^5*(1-0.25)^(12-5)}}}

{{{(792)*(0.25)^5*(0.75)^7}}}

{{{0.1032414436}}}
<pre>
Or use T-83 or 84:

under 2ND VARS

binompdf(12,0.25,5)  ENTER

Edwin</pre>