document.write( "Question 932629: For a particular diamond mine, 77% of the diamonds fail to qualify as \"gemstone grade\".
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Algebra.Com's Answer #566282 by ewatrrr(24785)\"\" \"About 
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p(not gemstone grade) = .77, n = 112
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\n" ); document.write( "mean = .77(112) = 86.24
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