Given the contingency table shown here,find the probability P(V´),that is,the probability of the complement of V.
A) .30
B) .50
C) .80
D) .15

Question

Given the contingency table shown here,find the probability P(V´),that is,the probability of the complement of V. 
A) .30 
B) .50 
C) .80 
D) .15

Quizplus · Accepted Answer

P(V) is the sum of the probability of V occurring in both A and B, which is (0.15 + 0.20) = 0.35. Therefore, P(V´), the probability of the complement of V, is 1 - P(V) = 0.65. Among the answer choices, only C matches this probability.

Given the Contingency Table Shown Here,find the Probability P(V´),that Is,the