Udowadnianie własności prawdopodobieństwa
: 6 kwie 2009, o 16:37
1)
\(\displaystyle{ P(A')=0,5;
P(A \cap B)=0,4;
P(A' \cap B')=0,5}\)
OBLICZ
\(\displaystyle{ P(B');
P(-(A \cap B))}\)
2)
\(\displaystyle{ P(B')=0,4;
P(A \cup B)=0,5;
P(A' \cup B')=0,75}\)
OBLICZ
\(\displaystyle{ P(A');
P(B-(A \cap B))}\)
3)
\(\displaystyle{ P(A \cup B)=P(B)=( \frac{1}{3} );
P(A \cap B)=0,25}\)
OBLICZ
\(\displaystyle{ P(A);
P(A-B)}\)
\(\displaystyle{ P(A')=0,5;
P(A \cap B)=0,4;
P(A' \cap B')=0,5}\)
OBLICZ
\(\displaystyle{ P(B');
P(-(A \cap B))}\)
2)
\(\displaystyle{ P(B')=0,4;
P(A \cup B)=0,5;
P(A' \cup B')=0,75}\)
OBLICZ
\(\displaystyle{ P(A');
P(B-(A \cap B))}\)
3)
\(\displaystyle{ P(A \cup B)=P(B)=( \frac{1}{3} );
P(A \cap B)=0,25}\)
OBLICZ
\(\displaystyle{ P(A);
P(A-B)}\)