1. When taking a 11 question, where each question has 4 possible answers, it would be unusual to get ______ or more questions correct by guessing alone. (Give your answer in the box above as a whole number.)
Questions:
1. When taking a 11 question, where each question has 4 possible answers, it would be unusual to get ______ or more questions correct by guessing alone. (Give your answer in the box above as a whole number.)
2. Assume that a procedure yields a binomial distribution with a trial repeated n=9 times. Use either the binomial probability formula (or technology) to find the probability of k=5 successes given the probability p=0.32 of success on a single trial. (Put it to 4 decimal places.)
P(X=k) = ______
3. Assume that a procedure yields a binomial distribution with a trial repeated n=14 times. Use either the binomial probability formula (or technology) to find the probability of k=7 successes given the probability p=84% of success on a single trial. (Report answer accurate to 4 decimal places.)
P(X=k) _______
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