document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=450740>Question 450740</A>: <I><SPAN STYLE=\"word-break: break-all;\"> amateur athletes were classified according to nutrition and injuries. the results are in the chart.<BR>\n" );
document.write( "     injury rate<BR>\n" );
document.write( "                  low      average     high<BR>\n" );
document.write( "poor nutrition     3          5         12<BR>\n" );
document.write( "good nutrition     19         7          4\r<BR>\n" );
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document.write( "a. what is the probability of randomly selecting an athlete who has an average injury rate?\r<BR>\n" );
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document.write( "b. what is the probability of randomly selecting an athlete who has poor nutrition and a high injury rate?\r<BR>\n" );
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document.write( "c. what is the probability of randomly selecting an an athlete with a low injury rate given that the athlete has good nutrition?\r<BR>\n" );
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document.write( "d. what is the probability of randomly selecting an athlete who haspoor nutrition or a low injury rate? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #310020 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=310020\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> amateur athletes were classified according to nutrition and injuries. the results are in the chart.<BR>\n" );
document.write( "     injury rate<BR>\n" );
document.write( "                  low      average     high<BR>\n" );
document.write( "poor nutrition     3          5         12<BR>\n" );
document.write( "good nutrition     19         7          4\r<BR>\n" );
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document.write( "a. what is the probability of randomly selecting an athlete who has an average injury rate?::12/50<BR>\n" );
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document.write( "b. what is the probability of randomly selecting an athlete who has poor nutrition and a high injury rate?::12/50<BR>\n" );
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document.write( "c. what is the probability of randomly selecting an athlete with a low injury rate given that the athlete has good nutrition?::19/30<BR>\n" );
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document.write( "d. what is the probability of randomly selecting an athlete who has poor nutrition or a low injury rate?::[20+22-3]/50 = 39/50<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );