Question

For two given events A and B, $P ( A \cap B ) =$

• A. Not less than $P ( A ) + P ( B ) - 1$
• B. Not greater than $P ( A ) + P ( B )$
• C. Equal to $P ( A ) + P ( B ) - P ( A \cup B )$
• D. All of the above

Answer 1

Answer: (D)

All of the above

Answer 2

It is obvious.