document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=923658>Question 923658</A>: <I><SPAN STYLE=\"word-break: break-all;\"> As a condition of employment, Fashion Industries applicants must pass a drug test. Fashion Industries randomly tests its employees throughout the year.  Last year in the 530 random tests conducted, 20 employees failed the test.<BR>\n" );
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document.write( "Develop a 95 percent confidence interval for the proportion of employees that fail the test.  (Round your  answers to 3 decimal places.)<BR>\n" );
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document.write( "  For the random tests conducted, the confidence interval is   and . <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 #560218 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=560218\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> As a condition of employment, Fashion Industries applicants must pass a drug test. Fashion Industries randomly tests its employees throughout the year. Last year in the 530 random tests conducted, 20 employees failed the test.<BR>\n" );
document.write( " (1) <BR>\n" );
document.write( "Develop a 95 percent confidence interval for the proportion of employees that fail the test. (Round your answers to 3 decimal places.)<BR>\n" );
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document.write( "p-hat = 20/530 = 0.0377<BR>\n" );
document.write( "ME = 1.96*sqrt[0.0377*0.9623/530] = 0.0162<BR>\n" );
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document.write( "95% CI: 0.0377 - 0.0162 < p < 0.0377+0.0162<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " For the random tests conducted, the confidence interval is and . <BR>\n" );
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