STAT 100 Midterm: STAT100 ALL-SECTIONS SPRING2001 0000 MID EXAM

• School: University of Maryland
• Department: Statistics and Probability
• Course: STAT 100
• Professor: All

Document Summary

You may use calculators, but not books or notes. Di erent parts of a problem have equal weight unless otherwise indicated. Do not spend too much time on any one problem. Suppose two balls will be drawn at random, one after the other without replacement. Brie y justify your answer. (20 points) a group of tourists consists of 13 students and 7 parents. 4. (15 points) at a certain restaurant, the number (x) of persons in a party has the following probability distribution (f (x) denotes the probability that x = x). x f (x)