#### Study sets matching "chapter 5 ap statistics"

#### Study sets matching "chapter 5 ap statistics"

sample

observational study

experiment

confounded

representative of an entire population; a picture of the popul…

observes individuals and measures variables of interest, but d…

deliberately imposing some treatment on individuals in order t…

mixed up with; condition of explanatory and lurking variables

sample

representative of an entire population; a picture of the popul…

observational study

observes individuals and measures variables of interest, but d…

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informatio…

The part of the population from which we actually collect info…

All members of the population are surveyed

Choosing individuals who are easiest to reach...almost guarant…

Population

The entire group of individuals about which we want informatio…

Sample

The part of the population from which we actually collect info…

Probability

Law of Large Numbers

Simulation

Performing a Simulation

A number between 0 and 1 that describes the proportion of time…

If we observe more and more repetitions of any chance process,…

An imitation of chance behavior based on a model that accurate…

There are four steps:... 1. State: Ask a question of interest.... 2…

Probability

A number between 0 and 1 that describes the proportion of time…

Law of Large Numbers

If we observe more and more repetitions of any chance process,…

sample

observational study

experiment

confounded

representative of an entire population; a picture of the popul…

observes individuals and measures variables of interest, but d…

deliberately imposing some treatment on individuals in order t…

mixed up with; condition of explanatory and lurking variables

sample

representative of an entire population; a picture of the popul…

observational study

observes individuals and measures variables of interest, but d…

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informatio…

The part of the population from which we actually collect info…

All members of the population are surveyed

Choosing individuals who are easiest to reach...almost guarant…

Population

The entire group of individuals about which we want informatio…

Sample

The part of the population from which we actually collect info…

Population

Census

Sample

Sample Design

The entire group of individuals that we want information about

A complete count of the population ... Why we wont use Census all…

A part of the population that we actually examine in order to…

Refers to the METHOD used to choose the sample from the popula…

Population

The entire group of individuals that we want information about

Census

A complete count of the population ... Why we wont use Census all…

Sampling

Sample

Voluntary Response Sample

Population

Asking a few individuals to find out information about many

A part of the population that we actually examine in order to…

People who choose themselves by responding to a general appeal…

The entire group of individuals that we want information about

Sampling

Asking a few individuals to find out information about many

Sample

A part of the population that we actually examine in order to…

probability

sample space (S)

probability model

event

of any outcome of a chance process is a number between 0 and 1…

The set of all possible outcomes of a chance process.

A description of some chance behavior that consists of two par…

Designated by a capital letter, any collection of outcomes fro…

probability

of any outcome of a chance process is a number between 0 and 1…

sample space (S)

The set of all possible outcomes of a chance process.

complementary events

P(at least 1)

mutually exclusive events (disjoint eve…

A ∩ B

two disjoint events that together make up the entire sample sp…

1- P(none)

events that can't happen at the same time

A intersect B; the outcomes that are in A and that are also in…

complementary events

two disjoint events that together make up the entire sample sp…

P(at least 1)

1- P(none)

pearson's sample correlation coefficient

principle of least squeares

residuals

residual plot

a measure of the extent to which sample x and y values are lin…

method used to select a line that summarizes an approximate li…

Actual-predicted

scatterplot of the (x, residual) pairs... -isolated points or a p…

pearson's sample correlation coefficient

a measure of the extent to which sample x and y values are lin…

principle of least squeares

method used to select a line that summarizes an approximate li…

Probability

Law of Large Numbers

Simulation

Sample Space (S)

A number between 0 and 1 that describes the proportion of time…

If we observe more and more repetitions of any chance process,…

An imitation of chance behavior based on a chance model that a…

The set of all possible outcomes of a chance process.

Probability

A number between 0 and 1 that describes the proportion of time…

Law of Large Numbers

If we observe more and more repetitions of any chance process,…

Observational Study

Experiment

Population

Sample

the measurement of data from individuals without trying to inf…

imposes a treatment on the individuals and observes the respon…

the group that makes up all the individuals of interest

the part of the population that we examine

Observational Study

the measurement of data from individuals without trying to inf…

Experiment

imposes a treatment on the individuals and observes the respon…

bias

blocking

categorical data

census

any systematic failure of a sampling method to represent its p…

a group of experimental units that are known before the experi…

data set that has categorical responses

a sample that consist of the entire population

bias

any systematic failure of a sampling method to represent its p…

blocking

a group of experimental units that are known before the experi…

Standardized Value

Shifting

Rescale

Normal Model

A standardized value is a value that is found by subtracting t…

Shifting is adding a constant to each data value. This adds th…

This is when you multiply each data value by a constant. This…

The Normal model is a model that applies to unimodal, symmetri…

Standardized Value

A standardized value is a value that is found by subtracting t…

Shifting

Shifting is adding a constant to each data value. This adds th…

Observational Study

Experiment

Population

Sample

We observe individuals and measure variables of interest but d…

We deliberately impose some treatment on (that is, do somethin…

The entire group of individuals that we want information about

A part of the population that we actually examine in order to…

Observational Study

We observe individuals and measure variables of interest but d…

Experiment

We deliberately impose some treatment on (that is, do somethin…

Sampling

Sample

Voluntary Response Sample

Population

Asking a few individuals to find out information about many

A part of the population that we actually examine in order to…

People who choose themselves by responding to a general appeal…

The entire group of individuals that we want information about

Sampling

Asking a few individuals to find out information about many

Sample

A part of the population that we actually examine in order to…

sample

observational study

experiment

confounded

representative of an entire population; a picture of the popul…

observes individuals and measures variables of interest, but d…

deliberately imposing some treatment on individuals in order t…

mixed up with; condition of explanatory and lurking variables

sample

representative of an entire population; a picture of the popul…

observational study

observes individuals and measures variables of interest, but d…

complement

Complement Rule

Conditional probability

Conditional probability formula

event "not A"

Probability that an event does not occur is 1 minus the probab…

The probability of an event occurring given that another has o…

the probability that an event will occur given that one or mor…

complement

event "not A"

Complement Rule

Probability that an event does not occur is 1 minus the probab…

Observational Study

Experiment

Population

Sample

We observe individuals and measure variables of interests but…

We deliberately impose some treatment on individuals in order…

The entire group of individuals that we want information about

Is part of the population that we actually examine in order to…

Observational Study

We observe individuals and measure variables of interests but…

Experiment

We deliberately impose some treatment on individuals in order…

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informatio…

The part of the population from which we actually collect info…

All members of the population are surveyed

Choosing individuals who are easiest to reach...almost guarant…

Population

The entire group of individuals about which we want informatio…

Sample

The part of the population from which we actually collect info…

Observational Study

Experiment

Population

Sample

the measurement of data from individuals without trying to inf…

imposes a treatment on the individuals and observes the respon…

the group that makes up all the individuals of interest

the part of the population that we examine

Observational Study

the measurement of data from individuals without trying to inf…

Experiment

imposes a treatment on the individuals and observes the respon…

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informatio…

The part of the population from which we actually collect info…

All members of the population are surveyed

Choosing individuals who are easiest to reach...almost guarant…

Population

The entire group of individuals about which we want informatio…

Sample

The part of the population from which we actually collect info…

Pearson Correlation Coefficient

Negative Relationship

Correlation coefficient

Positive relationship

The most popular measure of correlation Indicates the magnitud…

A relationship in which the values of one variable increase as…

A numerical assessment of the strength of relationship between…

A relationship in which increases in the values of the first v…

Pearson Correlation Coefficient

The most popular measure of correlation Indicates the magnitud…

Negative Relationship

A relationship in which the values of one variable increase as…

Probability

Law of Large Numbers

Simulation

Sample Space (S)

A number between 0 and 1 that describes the proportion of time…

If we observe more and more repetitions of any chance process,…

An imitation of chance behavior based on a chance model that a…

The set of all possible outcomes of a chance process.

Probability

A number between 0 and 1 that describes the proportion of time…

Law of Large Numbers

If we observe more and more repetitions of any chance process,…

probability model

simulation

law of large numbers

probability

this describes chance behavior by listing the possible outcome…

An imitation of chance behavior

the proportion of times that a particular outcome occurs in ma…

the long-run relative frequency of a chance outcome

probability model

this describes chance behavior by listing the possible outcome…

simulation

An imitation of chance behavior