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- 1. Multiple ChoiceThe number of runs scored by the Kansas City Royals in the last game of the World Series.DiscreteContinuous
- 2. Multiple ChoiceThe amount of snow that falls in Glens Falls each November.DiscreteContinuous
- 3. Multiple Choice
Is this a probability distribution?NoYes - 4. Multiple ChoiceIs this a probability distribution?NoYes
- 5. Multiple ChoiceFind the mean of the probability distribution.8583.287.184.4
- 6. Multiple ChoiceIs the probability of getting a 95 unusual?NoYes
- 7. Multiple ChoiceA company states that 2% of its computers are returned for defects. We take a sample of 100 computers to find the probability of 10 being defective. Is this a binomial distribution?No because there is not a fixed number of trials.No because their are more than 2 outcomes.Yes since there are a fixed number of independent trials, outcomes in 2 categories, and the probability of defect is constant.No since computers would not be independent.
- 8. Multiple ChoiceOn an eight question multiple choice quiz with 4 answers for each question, what is the probability of guessing and getting 6 correct answers?.004.109.003.9996
- 9. Multiple ChoiceOn an eight question multiple choice quiz with 4 answers for each question, what is the probability of guessing and getting at least 7 correct answers?.00002.99998.0004.9996
- 10. Multiple ChoiceThe table represents the probability of guessing correct on a 5 question true-false quiz. Find the probability for at least 4 questions correct..03125.15625.3125.1875
- 11. Multiple ChoiceThe table represents the probability of guessing correct on a 5 question true-false quiz. Find the mean number of questions one gets correct when guessing.2.533.51.5
- 12. Multiple ChoiceThe table represents the probability of guessing correct on a 5 question true-false quiz. Is it unusual to get 0 correct?No, since the probability is less than or equal to .05.Yes, since the probability is less than or equal to .05No, since the probability is greater than .05.Yes, since the probability is greater than .05.
- 13. Multiple ChoiceThe average number of volunteer hours a high school student works per year is 26. What is the probability of a student volunteering 27 hours?.077.0005.0751
- 14. Multiple ChoiceThe average number of volunteer hours a high school student works per year is 26. Find the probability that a student volunteers 3 hours per month..1940.013.201
- 15. Multiple ChoiceA life insurance policy for $100,000 for a 35 year-old man sells for $200. According to the National Vital Statistics Report, the probability that a 35 year old man survives the year is .998725. Find the expected value for the person buying this policy.$99,872.25$-72.25$72.25$-99,872.25
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