Mrs. Tyson keeps a Mystery Box in her classroom. If a student meets expectations for behavior, he is allowed to draw a slip of paper without looking. The slips are all of equal size, well mixed, and have the
name of a prize written on them. Here is the probability model for the prizes a student can win:
Prize
Pencil
Candy
Stickers
Homework
pass
Extra recess
tune
Probability
0.40
0.25
0.15
0.15
0.05
1. What is the probability that a student won't win extra recess time?
1.
2. What is the probability that a student will win a pencil or candy?
2.
3. What is the probability a student will win a pencil and candy?
3.