document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1156578>Question 1156578</A>: <I><SPAN STYLE=\"word-break: break-all;\"> : A fair coin is tossed three times and the events A, B, and C are defined as follows:<BR>\n" );
document.write( "A:{ At least one head is observed }<BR>\n" );
document.write( "B:{ At least two heads are observed }<BR>\n" );
document.write( "C:{ The number of heads observed is odd }<BR>\n" );
document.write( "Find the following probabilities by summing the probabilities of the appropriate sample points:<BR>\n" );
document.write( "(a)P(¯A¯∩B)  <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #779297 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13203)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=779297\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "If \"¯A¯\" means \"not A\", then P(¯A¯∩B) is 0, because ¯A¯ means no heads are observed and B means at least two heads are observed.  Obviously both of those at the same time is impossible.<br><BR>\n" );
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