YMS Chapter 6 Questions

# YMS Chapter 6 Questions - YMS Chapter 6 Probability Q1.The...

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YMS Chapter 6 Probability Q1.The branch of mathematics that deals with the pattern of chance outcomes is ____. Q2. The big idea of the study of probability is that chance behavior is unpredictable in the _____ but has a regular and predictable pattern in the _____. Q3. An illustration of the “big idea” mentioned in Q2 is that while it is unpredictable whether a single coin toss will come out heads, the ________ is almost always very close to .5. Q4. What is the difference between a changing, or variable phenomenon that is “random” and one that is not? Q5. The ____ of any outcome of a random phenomenon is the proportion of times the outcome would occur in a very long series of repetitions, i.e. long-term relative frequency. Q6. When there are independent trials, that means that the outcome of one trial _______. Q7. The set of all possible outcomes of a random phenomenon is called the ______. Q8. An event is defined as a subset of ____. Q9. When we make a mathematical description of a random phenomenon by describing a sample space and a way of assigning probabilities to events, we are constructing a Q10. Jane has 2 shirts and 3 pairs of pants. If we want to picture the 6 ways she can dress in these garments, we can draw a diagram with a bifurcation point at the left of the page, with two lines going out to two points called “red shirt” and “brown shirt.” From each of these, you then draw 3 lines, saying “blue pants,” “green pants,” and “black pants.” This sort of picture is called a _____. Q11. Jane has 2 shirts and 3 pairs of pants. The “Cartesian Product” of these two sets produces 6 possible combinations. This illustrates what our book calls the _____ principle, which says that if you can do one task in a ways, and another in b ways, you can do both together in _____ ways. Q12. Please give an example of sampling with and without replacement.

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## This note was uploaded on 04/06/2008 for the course MATH 101 taught by Professor Molina during the Spring '07 term at Saint Mary's University Texas.

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YMS Chapter 6 Questions - YMS Chapter 6 Probability Q1.The...

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