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Math Help - How to well if a data set is independent? if it's disjoint

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    How to well if a data set is independent? if it's disjoint

    I have a table with age on the top and occupation specialty on the side and numbers in each cell. How do I tell if they are independent? If they are disjoint?
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    Quote Originally Posted by -DQ- View Post
    I have a table with age on the top and occupation specialty on the side and numbers in each cell. How do I tell if they are independent? If they are disjoint?
    If P(A\cap B)=P(A)P(B) then the events are independent.
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