Given that event E has a probability of .25, the probability of the complement of event E _____.
A) cannot be determined with the above information
B) can have any value between 0 and 1
C) must be .75
D) is .25

Question

Quizplus · Accepted Answer

The complement of event E is the probability of not E occurring, which is equal to 1 minus the probability of E occurring. Since the probability of E is given as .25, the complement of event E must be 1-.25=.75.

Given That Event E Has a Probability of