document.write( "Question 1149048: A test consists of 10 true/false questions. To pass the test a student must answer a least 8 questions correctly. If a student guesses on each, question, what is the probability that the student will pass the test? \n" ); document.write( "
Algebra.Com's Answer #770408 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "P(10 right) = \"C%2810%2C10%29%2F2%5E10\"
\n" ); document.write( "P(9 right) = \"C%2810%2C9%29%2F2%5E10\"
\n" ); document.write( "P(8 right) = \"c%2810%2C8%29%2F2%5E10\"

\n" ); document.write( "Add those probabilities to get the probability of getting at least 8 right.

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