document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=864499>Question 864499</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The mean score for all indviduals who took the Law School Admission Test (LSAT) 10 2010 was 155 and the standard deviation was 7.\r<BR>\n" );
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document.write( "What is the z score for a person, who received an LSAT socre of 167\"?\r<BR>\n" );
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document.write( "a. +1.71<BR>\n" );
document.write( "b. +1.64<BR>\n" );
document.write( "c. +1.74<BR>\n" );
document.write( "d. -1.71\r<BR>\n" );
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document.write( "What is the raw score for a person with a z score of -0.86?<BR>\n" );
document.write( "a. 164<BR>\n" );
document.write( "b. 146<BR>\n" );
document.write( "c. 149<BR>\n" );
document.write( "d. 161 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #521119 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=521119\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "Part 1) What is the z score for a person, who received an LSAT score of 167?\r<BR>\n" );
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document.write( "z = (x-mu)/sigma\r<BR>\n" );
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document.write( "z = (167-155)/7\r<BR>\n" );
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document.write( "z = 12/7\r<BR>\n" );
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document.write( "z = 1.71428571428571 <font color=\"blue\">this is approximate</font>\r<BR>\n" );
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document.write( "z = 1.71 <font color=\"blue\">rounding to two decimal places</font>\r<BR>\n" );
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document.write( "So the answer is <font size=4 color=\"red\">choice A) +1.71</font>\r<BR>\n" );
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document.write( "Part 2) What is the raw score for a person with a z score of -0.86?\r<BR>\n" );
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document.write( "z = (x-mu)/sigma\r<BR>\n" );
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document.write( "-0.86 = (x-155)/7\r<BR>\n" );
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document.write( "-0.86*7 = x-155\r<BR>\n" );
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document.write( "-6.02 = x-155\r<BR>\n" );
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document.write( "-6.02+155 = x\r<BR>\n" );
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document.write( "148.98 = x\r<BR>\n" );
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document.write( "x = 148.98\r<BR>\n" );
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document.write( "x = 149 <font color=\"blue\">rounding to the nearest whole number</font>\r<BR>\n" );
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document.write( "So the answer is <font size=4 color=\"red\">choice C) 149</font><BR>\n" );
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