Page 385 - NUMINO_WB_6B

186-P3-1

Probability of Various Outcomes

The probability that Jessica will correctly solve the problem is 1 and the
4

probability that Ann will correctly solve the problem is 1 . Find the probability
3

that only Ann will correctly solve the problem.

Step 1. Find the probability that Jessica and Ann will not correctly solve the
problem. Fill in the table.

Jessica
Ann

Step 2. Find the probability of all the outcomes.

Outcome 1 Outcome 2 Outcome 3 Outcome 4

Jessica
Ann

Probability

Step 3. Find the probability that only Ann will correctly solve the problem.