SOLUTION: find the probability by guess work a student can correctly Answer 25 to 30 questions out of 80 questions.In each question with four choice, only one is correct and the student has

Algebra ->  Permutations -> SOLUTION: find the probability by guess work a student can correctly Answer 25 to 30 questions out of 80 questions.In each question with four choice, only one is correct and the student has       Log On


   



Question 1098231: find the probability by guess work a student can correctly Answer 25 to 30 questions out of 80 questions.In each question with four choice, only one is correct and the student has no knowledge on the subject
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