MS 150 Statistic Quiz 4 Spring 2005 • Name:

1. __________ What is the probability of a heads on a toss of a Sacagawea dollar?
2. __________ What is the probability of rolling a three on a six-sided die numbered from one to six?
3. __________ What is the probability of rolling an even number on a six-sided die numbered from one to six?
4. __________ What is the probability of rolling a three on an eight-sided die numbered from one to eight?
5. __________ Which should be used to report the "middle" of a discrete distribution using ordinal level data, the median or the mean?
6. __________ Which should be used to report the "middle" of a set of measurements of the distances people travel to buy baked bread products, the median or the mean?
7. What is underreporting?
8. __________ What was the shape suggested for a one-sided die?
9. ____________________ Optional bonus round: What is the name of the baby on the Sacagawea dollar?
10. History buff genius round: Why was the baby critically important to the mission Sacagawea was on, and hence the baby was included on the coin?