Study Guide Unit II

Test II covers module: Probability and Counting

• 1. Two marbles are drawn drawn from a box containing 7 red balls, 4 blue balls and 9 yellow balls without replacement. Find the probability of drawing a red ball on the first draw and a yellow ball on the second draw.
• 2. A card is drawn from a deck of 52 cards. Find P(queen|spade)?
• 3.Two fair dice are rolled. What is the probability the sum is seven or eleven?
• 4. Fundamental counting principle: Computer purchase, dinner, routing of truck, purchase of auto etc.
• 5. Simple committee selection
• 6. Compound committee selection.
• 7. Ordered partition.
• 8. Seating people in a line.
• 9. Signal flags.
• 10.Slate of officers.
• 11.Combination lock.
• 12. Convert odds to a probabilities.
• 13. Convert probabilities to odds.
• 14.Given P(A) , find P(~A).
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