document.write( "Question 1184842: What are the Z values at 0.10 significance level. \n" ); document.write( "
Algebra.Com's Answer #815488 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "That depends on whether you are using a 1-tail test or a 2-tail test.\r\n" );
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document.write( "If it's a 1-tail test, it's the z-value that has the entire area of 0.10 to\r\n" );
document.write( "the right of it, and therefore it has an area of 0.95 before it.\r\n" );
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document.write( "On your T-84\r\n" );
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document.write( "Press 2ND VARS 3\r\n" );
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document.write( "Make the screen read\r\n" );
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document.write( "area:0.95\r\n" );
document.write( "μ:0\r\n" );
document.write( "σ:1\r\n" );
document.write( "Paste\r\n" );
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document.write( "Use down arrow key to scroll to highlight Paste\r\n" );
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document.write( "Press ENTER\r\n" );
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document.write( "Read\r\n" );
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document.write( "invNorm(0.95,0,1)\r\n" );
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document.write( "Press ENTER\r\n" );
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document.write( "Read 1.644853626 round as your teach said, probably to 1.645\r\n" );
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document.write( "If it's a 2 tail test, it's the z value that has area of one-half of 0.10 to\r\n" );
document.write( "the right of it, and therefore it has an area of 0.90 before it. \r\n" );
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document.write( "On your T-84\r\n" );
document.write( "\r\n" );
document.write( "Press 2ND VARS 3\r\n" );
document.write( "\r\n" );
document.write( "Make the screen read\r\n" );
document.write( "\r\n" );
document.write( "area:0.90\r\n" );
document.write( "μ:0\r\n" );
document.write( "σ:1\r\n" );
document.write( "Paste\r\n" );
document.write( "\r\n" );
document.write( "Use down arrow key to scroll to highlight Paste\r\n" );
document.write( "\r\n" );
document.write( "Press ENTER\r\n" );
document.write( "\r\n" );
document.write( "Read\r\n" );
document.write( "\r\n" );
document.write( "invNorm(0.90,0,1)\r\n" );
document.write( "\r\n" );
document.write( "Press ENTER\r\n" );
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document.write( "Read 1.281551567 round as your teacher said, probably to 1.28\r\n" );
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document.write( "Edwin
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