Across
- 3. What is the probability that something impossible will happen?
- 7. Pascal is the _____________ that first studied the development of modern probability theory.
- 8. What are the different results possible for one trial of the experiment?
- 9. P(E not occuring) = 1- P(E_______________)
- 10. A box contains 4 red and 2 yellow tickets. Two tickets are randomly selected, one by one from the box, without replacement. Find the probability that both are red.
- 11. Probability theory is the study of what? (Clue: Starts with a C)
- 12. 1 is what probability of happening? (Clue: starts with a C)
- 13. What is the set of all possible outcomes of an experiment?
- 15. Experimental Probability = _________frequency
- 17. ________________ Events are events where the occurrence of one of the events does not affect the occurrence of the other event.
Down
- 1. P(E) + P(E') = ?
- 2. P (A) = ½, P(B) = 1/3 and P (A ∩ B) = p. Find p if A and B are independent.
- 3. The complement of Z is what?
- 4. If P(R)= 0.4, P(S) = 0.5 and P(R U S) 0.7, are R and S independent events?
- 5. In a class of 40, 34 like bananas, 22 like pineapples and 2 dislike both fruits. If a student is randomly selected, find the probability that the student dislikes pineapples given that he/she likes bananas.
- 6. In a class of 40 students, 19 play tennis, 20 play netball and 8 play neither of these sports. A student is randomly chosen from the class. Determine the probability that the student plays at least one of the sports.
- 14. Pascal's first name.
- 16. In a class of 40 students, 19 play tennis, 20 play netball and 8 play neither of these psorts. A student is randomly chosen from the class. Determine the probability that the student does not play netball.
- 18. 0.5 is what chance of happening as not happening?
- 19. The number of ______ is the total number of times the experiment is repeated.