document.write( "Question 418851: a test consists of 5 multiple questions, the questions have 5 answers. Only 1 answer is correct for each question. If a student quesses the answer for each question.\r
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Algebra.Com's Answer #293030 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "a test consists of 5 multiple questions, the questions have 5 answers. 
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document.write( "Only 1 answer is correct for each question. 
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document.write( "P(correct) = .20 P(incorrect) = .80
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document.write( "how many different ways can the test be answered? 5^5
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document.write( "P(probability they only get the first 'and' last question correct)
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document.write( "P(2 correct out of 5) =  10(.2)^2(.8)^3 \n" );
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