Probability Test 1

This covers from chaper 1.1 to 1.6 and 2.1 and Appedx. 2 stuff

what symble is used to defin the universal set

The symbol used to define the universal set is $\Omega$.

rolling two dice. what’s the probability that the sum of the two will be 5.

4/36

Rolling 2 dice, what is the proabblility that the second number is bigger than the first number.

15/36

event

sub set of omaga

imposable event

empty set

not A, opposite of A

A compliment

either A or B or both

Union of A and B

both A and B

intersection of A and B

A and B are mutually exclusive

A and B are disjoint

If A then B

A is a sub set of B

Difference rule