Given the contingency table shown here,find P(R ∩ L). Survey question: Do you plan on retiring or keep working when you turn 65?

A)0.250
B)0.315
C)0.425
D)0.850

Question

Given the contingency table shown here,find P(R ∩ L). Survey question: Do you plan on retiring or keep working when you turn 65?

A)0.250 
B)0.315 
C)0.425 
D)0.850

Quizplus · Accepted Answer

From the contingency table, we see that the intersection of the events "Retiring" (R) and "Liking the Job" (L) is 182. To find the probability of this intersection, we divide by the total number of respondents, which is given as 577:

P(R ∩ L) = 182/577 ≈ 0.315

Therefore, the best choice is B.

Given the Contingency Table Shown Here,find P(R ∩ L)