Probability & Statistics CH3 Review

Question 1

Probabilities are between what two values inclusive?

Accepted Answer

0-1

Question 2

With a six-sided die, rolling a three or rolling an even number are ______.

Accepted Answer

mutually exclusive

Question 3

A deck of cards contains ____ suits.

Accepted Answer

4

Question 4

Finding the number of groups of 4 people in your class is an example of a _______.

Accepted Answer

combination

Question 5

When one event's probability changes another's probability, they are ___.

Accepted Answer

Dependent

Question 6

What's the probability of flipping two coins and getting two heads?

Accepted Answer

1/4

Question 7

If 2 cards are drawn from a deck and the 1st card is not replaced, the events are ____.

Accepted Answer

Dependent

Question 8

From a deck of cards, choosing a face card or a three are ______ events.

Accepted Answer

mutually exclusive

Question 9

The chance of rain being 90% is ____ probability.

Accepted Answer

subjective

Question 10

Rolling a die and getting an even number or an odd number are ____ events.

Accepted Answer

mutually exclusive

Question 11

If a 3-digit code can have digits repeated, how many codes are possible?

Accepted Answer

1000

Question 12

Probability based on observations obtained from probability experiments.

Accepted Answer

Empirical

Question 13

What is the probability of drawing a 6 from a deck of cards?

Accepted Answer

1/13

Question 14

The probability of randomly selecting a king from a standard deck of cards.

Accepted Answer

1/13

Question 15

How many ways can 3 people line up for lunch?

Accepted Answer

6

Question 16

This notation allows for finding the number of arrangements of n items in order.

Accepted Answer

Factorial

Question 17

Finding the number of ways three people in your class can be selected as officers is a _______.

Accepted Answer

permutation

Question 18

In independent events, one event's _______ does not effect the other's.

Accepted Answer

probability

Question 19

Two events that can occur at the same time are _______.

Accepted Answer

not mutually exclusive

Question 20

If some of the n objects in a set are the same, we use _____ to find ordered arrangements.

Accepted Answer

distinguishable permutations

Question 21

What is the probability of rolling a 2 followed by a 3 on a die?

Accepted Answer

1/36

Question 22

When two events are not mutually exclusive, you must _____ the outcomes that are both.

Accepted Answer

subtract

Question 23

A visual display of all the outcomes of a probability experiment

Accepted Answer

tree diagram

Question 24

An action, or trial, through which specific results are obtained.

Accepted Answer

probability experiment

Question 25

An event that consists of a single outcome.

Accepted Answer

simple event

Question 26

What is the probability of rolling a 4 on a die AFTER already rolling three 4's?

Accepted Answer

1/6

Question 27

With _______, the order of the n objects taken r at a time is not considered.

Accepted Answer

combinations

Question 28

_________ events are two events where the occurrence of one has no effect on the other.

Accepted Answer

Independent

Question 29

To calculate the probability of independent or dependent events, use _______.

Accepted Answer

Multiplication

Question 30

The complement of event E is written _______.

Accepted Answer

E'

Question 31

The ___ of an event is the set of all outcomes in a sample space not included in the event.

Accepted Answer

complement

Question 32

Probabilities resulting from intuition, educated guesses, and estimates.

Accepted Answer

Subjective

Question 33

What is 4! ?

Accepted Answer

24

Question 34

The result of a single trial in an probability experiment.

Accepted Answer

outcome

Question 35

Event A can occur 7 ways. Event B can occur 8 ways. How many ways can A and B occur?

Accepted Answer

56

Question 36

An event that consists of more than one outcome is _________.

Accepted Answer

not simple

Question 37

The Fundamental Counting Principle uses ________to calculate ways 2 events can occur.

Accepted Answer

Multiplication

Question 38

__- the more times you repeat an experiment, the closer you get to the theoretical probability

Accepted Answer

Law of Large Numbers

Question 39

A probability of an event being 1.75 is _____________.

Accepted Answer

Not possible

Question 40

Selecting a biology major at a university is ____ probability

Accepted Answer

empirical

Question 41

A _____ probability is written P(B|A).

Accepted Answer

conditional

Question 42

From a deck of cards, choosing a nine or a diamond are _______ events.

Accepted Answer

not mutually exclusive

Question 43

Type of probability used when each outcome in a sample space is equally likely to occur.

Accepted Answer

classical

Question 44

To calculate the probability of mutually exclusive events, ____ their separate probabilities.

Accepted Answer

add

Question 45

The set of all possible outcomes from a probability experiment.

Accepted Answer

sample space

Question 46

What is 0! equal to?

Accepted Answer

1

Question 47

If two dice are rolled, the events are ______.

Accepted Answer

Independent

Question 48

Events that cannot occur at the same time.

Accepted Answer

mutually exclusive

Question 49

Choosing a card from a deck is _______probability.

Accepted Answer

classical

Probability & Statistics CH3 Review

Questions 49

Probability & Statistics CH3 Review

Questions 49