༉‧₊˚. stats prob prelim

It is a branch of Mathematics concerned with analyzing the chance that a particular event will occur

probability

It attempt to predict the likelihood that something will or will not happen.

probability

key terms in probability

• experiment

• outcome

• sample space

• event

It attempt to predict the likelihood that something will or will not happen.

experiment

Each repetition of an experiment is called

trial

The RESULT of an experiment.

outcome

A set S that contains ALL POSSIBLE OUTCOMES of the experiment

Sample space

Any collection of outcomes. A simple event is an event with only one possible outcome.

Event

random variable is classified into two

• discrete random variable

• continuous random variable

random variable is also called as?

chance variable

is a variable which value is determined by the outcome of a random experiment.

random variable

It is a numerical quantity assigned to the outcome of an experiment.

random variable

is used to represent a random variable.

capital letter

is one that can assume only a countable number of values. It is a random variable in which possible values form a finite or countably infinite set of numbers.

discrete random variable

can assume any of the infinite number of values in one or more intervals. It is generated from experiments in which things are not counted, but measured.

continuous random variable