document.write( "Question 1019931: Given that z is a standard normal random variable, find z for each situation.
\n" ); document.write( "a) The area to the left of z is 0.9750.
\n" ); document.write( "b) The area between 0 and z is 0.4750.
\n" ); document.write( "c) The area to the left of z is 0.7291.
\n" ); document.write( "d) The area to the right of z is 0.1314.
\n" ); document.write( "e) The area to the left of z is 0.6700.
\n" ); document.write( "f) The area to the right of z is 0.3300. \r
\n" ); document.write( "\n" ); document.write( "Answers:
\n" ); document.write( "a) z = 1.96
\n" ); document.write( "b) z = 1.96
\n" ); document.write( "c) z = 0.61
\n" ); document.write( "d) z = 1.12
\n" ); document.write( "e) z = 0.44
\n" ); document.write( "f) z = 0.44 \n" ); document.write( "

Algebra.Com's Answer #636013 by Edwin McCravy(20060) $\"\"$ $\"About$

You can put this solution on YOUR website!
Given that z is a standard normal random variable,
\n" ); document.write( "find z for each situation.
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document.write( "Instead of doing your problem for you, I've drawn the normal\r\n" );
document.write( "curve graphs, and shaded the area mentioned.  All you have to\r\n" );
document.write( "do is look on the z-axis of each graph and find which value on\r\n" );
document.write( "your list of answers is closest to the z-score along that z-axis \r\n" );
document.write( "where the shading stops or starts, depending on whether the area \r\n" );
document.write( "is to the left or to the right. Here are the shaded graphs:\r\n" );
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document.write( "a) The area to the left of z is 0.9750. \r\n" );
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document.write( "b) The area between 0 and z is 0.4750.\r\n" );
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document.write( "c) The area to the left of z is 0.7291.\r\n" );
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document.write( "d) The area to the right of z is 0.1314. \r\n" );
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document.write( "e) The area to the left of z is 0.6700.\r\n" );
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document.write( "f) The area to the right of z is 0.3300. \r\n" );
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document.write( "Answers: \r\n" );
document.write( "a) z = 1.96 \r\n" );
document.write( "b) z = 1.96 \r\n" );
document.write( "c) z = 0.61 \r\n" );
document.write( "d) z = 1.12 \r\n" );
document.write( "e) z = 0.44 \r\n" );
document.write( "f) z = 0.44\r\n" );
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document.write( "Edwin

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