If P(A) = 0.8, P(B) = 0.5, and P(A U B) = 0.9, are A and B independent events? Why or why not?

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If P(A) = 0.8, P(B) = 0.5, and P(A U B) = 0.9, a
Why or why not?
are A and B independent events?
Transcribed Image Text:If P(A) = 0.8, P(B) = 0.5, and P(A U B) = 0.9, a Why or why not? are A and B independent events?
Expert Solution
Step 1: Define the term independent events.

Independent events: 

Let A and B be any two events that are said to be independent if,

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