document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1090870>Question 1090870</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The probability of a randomly selected car crashing during a year in a certain country is <BR>\n" );
document.write( "0.0493<BR>\n" );
document.write( "0.0493. If a family has <BR>\n" );
document.write( "three<BR>\n" );
document.write( "three &#8203;cars, find the probability that at least one of them has a car crash during a year. Is there any reason why the probability might be&#8203; wrong?<BR>\n" );
document.write( "The probability that at least one of them has a crash during the year is \r<BR>\n" );
document.write( "\n" );
document.write( "nothing<BR>\n" );
document.write( ".  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #705344 by </B><A HREF=/tutors/aboutme.mpl?userid=jorel1380><B>jorel1380(3719)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jorel1380><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=jorel1380><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=705344\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> First, the probability of the cars NOT having a crash is 0.9507. So the probability that none will be in a crash is 0.9507^3, or 0.8169. The probability of at least one being in a crash would be 1-0.8169, or 0.1831. The probability may be wrong if the family does less driving that year; or drives in a particularly safe area, etc. <BR>\n" );
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