Carol is sitting on the bus on the way home from school and is thinking about the fact that she has three homework assignments to do tonight. The table below shows her estimated probabilities of completing 0,1,2, or all 3 of the
assignments.
Number of Homework Assignments Completed
0
1
2
3
Probability
1
6
OIN
5
18
1
3
1. Writing your answers as fractions in lowest terms, find the probability that Carol completes
Exactly one assignment
a
b. More than one assignment
C.
At least one assignment
2.
Find the probability that the number of homework assignments Carol completes is not exactly 2.
3.
Carol has a bag containing 3 red chips, 10 blue chips, and 7 green chips. Estimate the probability (as a fraction or
decimal) of Carol reaching into her bag and pulling out a green chip.