Question
a.Suppose, your cousin got married the day before quiz and therefore, you could not study at all for the test. You decided to answer all
a.Suppose, your cousin got married the day before quiz and therefore, you could not study at all for the test. You decided to answer all MCQ question randomly. What is the probability that you will get exactly 3 answers right out of 10 questions?
b. What is the probability that at most 8 question out of 10 will be wrong
c. The number of bank robberies that occur in a large North American city is Poisson distributed with a mean of 1.8 per day. Find the probability that there will be at least 3 robberies in a day. Find mean and standard deviation.
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Essentials Of College Algebra
Authors: Margaret L Lial, John E Hornsby, David I Schneider, Teresa McGinnis
10th Edition
0321970632, 9780321970633
