document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1192353>Question 1192353</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 52% of all statistics classes require a statistical calculator and 30% require the use of a computer that has statistical software. Of the classes that require a statistical calculator, 16% also require the use of a computer.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "P<BR>\n" );
document.write( "  (Requires a Statistical Calculator)   <BR>\n" );
document.write( "=<BR>\n" );
document.write( "   <BR>\n" );
document.write( "P<BR>\n" );
document.write( "  (Requires a Statistical Software)   <BR>\n" );
document.write( "=<BR>\n" );
document.write( "   P<BR>\n" );
document.write( "  (Requires a Statistical Calculator and Statistical Software)   <BR>\n" );
document.write( "=<BR>\n" );
document.write( "   <BR>\n" );
document.write( "P<BR>\n" );
document.write( "  (Requires a Statistical Calculator GIVEN It Requires Statistical Software)   <BR>\n" );
document.write( "=\r<BR>\n" );
document.write( "\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 #849007 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52847)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=849007\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "52% of all statistics classes require a statistical calculator and <BR>\n" );
document.write( "30% require the use of a computer that has statistical software. <BR>\n" );
document.write( "Of the classes that require a statistical calculator, 16% also require the use of a computer.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "(a) P(Requires a Statistical Calculator) =\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "(b) P(Requires a Statistical Software)   =\r<BR>\n" );
document.write( "\n" );
document.write( "   <BR>\n" );
document.write( "(c) P(Requires a Statistical Calculator and Statistical Software)  =\r<BR>\n" );
document.write( "\n" );
document.write( "   <BR>\n" );
document.write( "(d) P(Requires a Statistical Calculator GIVEN It Requires Statistical Software)  =<BR>\n" );
document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;In the post by &nbsp;@PChill, &nbsp;the solution and the answers for &nbsp;(c) &nbsp;and &nbsp;(d) &nbsp;are &nbsp;INCORRECT.\r<BR>\n" );
document.write( "\n" );
document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;I came to bring correct solutions.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "(a)  P(Requires a Statistical Calculator) = 0.52  (given).\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "(b)  P(Requires a Statistical Software)   = 0.30  (given).\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "(c)  P(Requires a Statistical Calculator and Statistical Software)  = 0.52*0.16 = 0.0832.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "(d)  P(Requires a Statistical Calculator GIVEN It Requires Statistical Software)  = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.0832%2F0.3 ALIGN=MIDDLE  ALT=\"0.0832%2F0.3\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 0.277333333.\r\n" );
document.write( "</PRE>\r<BR>\n" );
document.write( "\n" );
document.write( "Solved (correctly).\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );