Statistics Chapter 4

The _______ ______ for a procedure consists of all possible simple events or all outcomes that cannot be broken down any further.

Sample space

The classical approach to probability requires that the outcomes are ____ _____.

Equally likely

A procedure is repeated again and again, the relative frequency of an event tends to approach the actual probability. This is known as _____ _____.

The law of large numbers

When using the ______ ____ always be careful to avoid double-counting outcomes.

Addition rule

Events that are ____ cannot occur at the same time.

Disjoint

________ indicates the probability that in a single trial, event A occurs, event B occurs, or they both occur.

P(A or B)

A _______ _____ is any event combining two or more simple events.

Compound event

Which word is associated with multiplication when computing probabilities?

And

A picture of line segments branching out from one starting point illustrating the possible outcomes of a procedure is called a ______ ______.

Tree diagram

Two events A and B are _________ if the occurrence of one does not affect the probability of the occurrence of the other.

Independent

Selections made with replacement are considered to be _________.

Independent

"At least one" is equivalent to "_____ __ _____."

One or more

The complement of "at least one" is "_____."

None

A _______ probability of an event is a probability obtained with knowledge that some other event has already occurred.

Conditional

Any collection of results or outcomes of a procedure

Event

An outcome or an event that cannot be further broken down into simpler components

Simple Event