document.write( "Question 929431: It is estimated that 5% of the adult population know enough about CPR to effectively help a person suffering a heart attack. If an individual suffers a heart attack in the presence of ten other people, the probability that at least one of the ten will know enough CPR to effectively help is about:
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document.write( " A .32
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document.write( " B .40
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document.write( " C .60
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document.write( " D .05
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document.write( " E .50
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Algebra.Com's Answer #564289 by ewatrrr(24785) You can put this solution on YOUR website! p(can) = .05, n = 10 \n" ); document.write( "P(x ≥ 1) = 1 - P(x = 0) = 1 - binompdf(10, .05,0) = 1-.5987 = .4013 0r 40.13% \n" ); document.write( "B. \n" ); document.write( " |