<PRE><B>Question 1103922</B>
{{{P(X)=C(12,X)*(0.3847)^X*(1-0.3847)^(10-X)}}}
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.*[illustration plo3.JPG]..
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At least 7 means 7 or more,
{{{P=P(7)+P(8)+P(9)+P(10)+P(11)+P(12)}}}
{{{P=0.1326}}}
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