Two events are independent if _________.
A) the occurrence of one has no effect on the probability of occurrence of the other
B) the occurrence of one precludes the occurrence of the other
C) the occurrence of one substantially alters the probability of occurrence of the other
D) the sum of their probabilities equals one
E) the occurrence of one has no effect on the probability of occurrence of the other and the sum of their probabilities equals one

Question

Quizplus · Accepted Answer

Two events are independent if the occurrence of one has no effect on the probability of occurrence of the other. The other choices are incorrect because B is describing mutually exclusive events, C is describing dependent events, and D and E have a partial relationship with independent events but do not fully define them.

Two Events Are Independent If _________