document.write( "Question 731989: A person randomly selects one of the six envelopes shown below. Each envelope contains a check that a person gets to keep. Determine the person's expectation if four envelopes contain a $1000 check and two envelopes contain a $5000 check. \n" ); document.write( "

Algebra.Com's Answer #853003 by ikleyn(53423) $\"\"$ $\"About$

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\n" ); document.write( "A person randomly selects one of the six envelopes shown below. Each envelope contains a check
\n" ); document.write( "that a person gets to keep. Determine the person's expectation if four envelopes contain a $1000 check
\n" ); document.write( "and two envelopes contain a $5000 check.
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document.write( "   With probability  the person will get a $1000 check \r\n" );
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document.write( "or with probability  the person will get a $5000 check .\r\n" );
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document.write( "So, the Math expectation is\r\n" );
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document.write( "     +  =  +  =  =  dollars.   ANSWER\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved.\r
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\n" ); document.write( "\n" ); document.write( "What is written in the post by @lynnlo is nonsense.\r
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\n" ); document.write( "\n" ); document.write( "Simply ignore it.\r
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