Probability (Multiple Events: And vs. Or)

1.  P(dog) AND P(small animal); probability lower

2.  P(dog) OR P(cat); probability higher

3.  P(dog) AND P(cat) AND P(small animal); probability even lower

4.  P(dog) OR P(cat) OR P(small animal); probability higher

5.  P(chicken dish) OR P(kids' mean); probability higher

6.  P(drink) AND P(not BBQ burger); probability lower

7.  P(BBQ burger) AND P(drink) OR P(fries); probability lower than P(BBQ burger) 

8.  P(not fries) AND P(not drink); probability lower

9. P(5) OR P(7) OR P(Jack) OR P(ace); probability higher  

10. P(Jack) OR P(heart); probability higher

11.  P(Jack) AND P(heart); probability lower

12.  P(not Jack) AND P(not heart); probability lower