conditional probability Flashcards
(9 cards)
1
Q
what symbol is this ℰ
A
sample space
2
Q
what is the sample space
A
set of all possible outcomes or results of that experiment
3
Q
what sign is this ∅
A
empty set
P(∅)=0
4
Q
what signs is this ∩
A
intersection so everything shared
5
Q
what sing is this ∪
A
union so u add everything
6
Q
if A is an event and A’ is not A then P(A’)=
A
1-P(A)
7
Q
two events A and B are independent if P(A∩B)=
A
P(A) X P(B)
8
Q
two events A and B are mutually exclusive if P(A∩B)=
A
0
9
Q
P(A|B)=P(A∩B)/P(B )
A
