# Thread: what is statistically independent?

1. ## what is statistically independent?

What is the quantitative method to check statistically independent events?

2. ## What is the quantitative method to check statistically independent events?

What is the quantitative method to check statistically independent events?

3. Originally Posted by sanat
What is the quantitative method to check statistically independent events?
A and B are independent events if one of the following three conditions are satisfied:

1. $\Pr(A \cap B) = \Pr(A) \cdot \Pr(B)$

2. $\Pr(A | B) = \Pr(A)$.

3. $\Pr(B | A) = \Pr(B)$.

So pick one of these conditions and check whether or not it holds.