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Mathematics, 26.08.2019 20:10 asad92

Mrs. hudson plans to give a 10 question multiple choice exam in which each question has 4 options. each question counts for 1 point. a score of 8 or more is a passing score while 7 or less is a failing score. the probabilities of guessing a certain number of questions correctly are listed in the table below. number of questions correct probability for guessing correctly0 0.056313511 0.187711722 0.281567573 0.250282294 0.145998005 0.058399206 0.016222007 0.003089908 0.000386249 0.286110 0.95i. compute the probability of answering 8 or more questions correctly by calculating the probability with a direct sum and by using complements. how do the two approaches compare?

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