Question: In the web-work based class, you are taking a multiple choice test with 4 possible answers of which exactly one is correct. Students are supposed

In the web-work based class, you are taking a multiple choice test with 4 possible answers of which exactly one is correct. Students are supposed to answer as many questions as possible in 30 minutes. If a student selects answers at random (since he/she has no idea about the subject),

*solve without using Geometric or Negative Binomial Probability*

a) What is the probability that the first answered correctly is question #4?

b) What is the probability that a student get the 3rd correct answer on question #8?

c) What is the probability that a student doesn't get any correct answers for the first four questions?

d) What is the probability that a student get 2 correct answers in the first 10 questions answered?

e) How many correct answers do you expect if a student answered 25 questions in 30 minutes?

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