document.write( "Question 1171948: What would make the following a valid probability distribution?
\n" ); document.write( "x- 18, 12, 16, 20
\n" ); document.write( "p(x)- 5/6, blank, 1/12, 1/12
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Algebra.Com's Answer #796909 by Boreal(15235)\"\" \"About 
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blank would have to be 0, because the other three p(x) values add to 1. \n" ); document.write( "
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