document.write( "Question 634829: IQ test scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the x-score that corresponds to a z-score of -1.645 \n" ); document.write( "
Algebra.Com's Answer #399911 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi\r
\n" ); document.write( "\n" ); document.write( "\"z+=+%28x+-+mu%29%2F%28sigma%29\"
\n" ); document.write( " \"-1.645%2A15+%2B+100+=+x+=+75.3\" or 75
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