week 4 Flashcards
1
Q
multinomial coefficient notation requires that
A
the numbers on the bottom add up to the top
2
Q
calculate the number of ways to choose groups through kr from a selection of n objects
A
n!/ k1! x k2! x kr!…..
3
Q
experiment
A
any occurrence which has multiple possible outcomes that can be detected/measured
3
Q
sample space
A
set of elements (outcomes/ sample points) representing the every possible result of the experiment
no result of the experiment is represented twice
3
Q
event
A
subset of any sample space
4
Q
probability measure
A
function that assigns a real number to each event of the sample space
adds up to 1
any event has a probability value between 0 and 1 inclusive
5
Q
mutually exclusive
A
EnF=∅, 0
no outcomes/sample points in common
6
Q
w=
A
1/ n(s)
7
Q
pr (E)=
A
n(E)/ n(S)total
