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Quantitative Literacy Projects
- A family has five children. What is the probability of :
- 5 boys and 0 girls?
- 4 boys and 1 girl?
- 3 boys and 2 girls?
- 2 boys and 3 girls?
- 1 boy and 4 girls?
- 0 boys and 5 girls?
- If the two world series teams are evenly matched, what is the probability of the series lasting:
- 4 games?
- 5 games?
- 6 games?
- 7 games?
- A basketball player is at the free throw line. If the player makes the first shot, then a second shot is attempted. If the player misses the first shot, then the second shot is not attempted. The probability of making a free throw is 2/3. What is the most likely outcome?
- 0 points
- 1 point
- 2 points
- A set of parents discover there is a 15% probability of passing on a hereditary disease to any one of their children.
If they have 4 children, what is the probability at least one of their children will inherit the disease?
- A cereal company puts cards bearing flags in their boxes of cereal. There is one card per box. If there are six different flags, on the average, how many boxes of cereal will you have to buy before you collect all six flags?
- ABC Airlines flies from Chicago to Madison using a 40-seat airplane. Past records show only 82% of those who book this flight actually show up. If ABC Airlines sells 44 tickets for a flight, what is the probability the flight will have to bump a passenger because of overbooking?
- Thirty percent of the workers in a workforce are women. A company hires 100 workers of which 25 are women. What is the probability this (the hiring of 25 women or less) occurred by chance?
- Water pumps are set up according to the configuration below. If each pump works only 50% of the time, what percent of the time will water flow from A to B?
- To insure the male/female ratio, the ruler of a mythical island decrees couples may keep having children until they have a girl. If the decree is followed. what will the male/female ration be on the island?
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