Question

Use the table to answer the question.

Various Outcomes of Different Types of Events
Outcome 1 Outcome 2 Outcome 3 TOTAL
Outcome X 4 9 2 15
Outcome Y 6 4 5 15
TOTAL 10 13 7 30
The table shows the various outcomes of two different events. In order to find the probability of Outcome Y given that Outcome 2 occurs, what number would you use in the denominator of your fraction when using the formula P(A|B)=n(A and B)n(B)
?

(1 point)
Responses

30
30

13
13

10
10

15

Answer 1

13

Denominator is n(B) = total cases where Outcome 2 occurs, which is 13.