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Flashcards in Chapter 6 Deck (20):
1

_____ is the branch of mathematics that describes the pattern of chance outcomes

Probability

2

The mathematics of probability begins with the observed fact that some phenomena are ____. The ___ ______ of their outcomes settles down to fixes values in the long run

Random, relative frequency

3

Chance behavior is ______ in the short run, but regular and predictable in the long run

Unpredictable

4

___ is not a synonym of “haphazard,” but a description of the kind of order that emerges in the long run

Random

5

The probability of any outcome of random phenomenon is the _____ of times the outcome would occur in a very long series of repetitions

Proportion

6

A random trial must have a very long series of ______ trials

Independent

7

A _____ ____ is the set of all possible outcomes

Sample set

8

An ___ is any outcome or any set of outcomes

Event

9

A ____ ____ is a mathematical description of a sample space and a way of assigning probabilities to events

Probability model

10

A ___ ____ helps make sure you don’t overlook any outcomes

Tree diagram

11

To properly identify a sample space, you must determine whether it is with or without ______

Replacement

12

Any probability is a number between ____ and _____

One, zero

13

All possible outcomes together must have a probability of ____

One

14

He probability an event does not occur is ___ minus the probability it ____. This is called the _______

One, does, compliment

15

If two events have no outcomes in common, meaning they cannot occur at the same time, then they are called _____ and ____ ______

Disjoint, mutually exclusive

16

If two events have no outcomes in common, then P(A or B)= __ __ _ __ __

P(A) + P(B)

17

____ is the set of all outcomes in A or in B

Union

18

_____ is the set of all outcomes in both A and B

Intersection

19

____ represents no intersection or the empty set

Zero with a line through it

20

Two events A and B are _____ if knowing that one occurs does not change the probability that the other occurs. If A and B are this way, P)( A and B)= __ __ __ __

Independent, P(A)P(B)