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Category > Statistics Posted 06 May 2017 My Price 5.00

If a student answers all the questions at random

A multiple choice quiz has 25 questions. Each question has 5 possible answers, one of which is correct. Four points is given for each correct answer, but a point is taken off for a wrong answer. A passing score is 30.
If a student answers all the questions at random, what is the chance of passing.

May 09 2012 10:47 PM

 

 

Answers

Alpha Geek
(8)
Status NEW Posted 06 May 2017 02:05 PM My Price 5.00

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Attachments

file 1494082840-Answer.docx preview (149 words )
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