document.write( "Question 464972: The number of defects in a sample of 20 parts is recorded for quality control purposes; over the last year the number of defects and their occurrence rate has been: 0 defects, 82%; 1 defect, 13%, 2 defects, 4%, 3 defects, 1%. Find the expected number of defects in the next sample of 20 parts. \n" ); document.write( "
Algebra.Com's Answer #318530 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 1*.13+2*.04+3*.01=.24 \n" ); document.write( "20*.24=4.8 the expected number of defects in the next sample of 20 parts. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |