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

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

sample

observational study

experiment

confounded

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

observes individuals and measures variables of interest, but…

deliberately imposing some treatment on individuals in order…

mixed up with; condition of explanatory and lurking variables

sample

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

observational study

observes individuals and measures variables of interest, but…

Probability

Law of Large Numbers

Simulation

Performing a Simulation

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

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

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

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

Probability

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

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 popu…

observes individuals and measures variables of interest, but…

deliberately imposing some treatment on individuals in order…

mixed up with; condition of explanatory and lurking variables

sample

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

observational study

observes individuals and measures variables of interest, but…

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informati…

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

All members of the population are surveyed

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

Population

The entire group of individuals about which we want informati…

Sample

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

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 appea…

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…

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 al…

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

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

Population

The entire group of individuals that we want information about

Census

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

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informati…

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

All members of the population are surveyed

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

Population

The entire group of individuals about which we want informati…

Sample

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

Response Variable

Explanatory Variable

Scatterplot

Positive Association

measures an outcome of a study, the y-variable

may help explain or predict changes in a response variable, t…

shows the relationship between two quantitative variables mea…

data points that generally go upward from left to right, some…

Response Variable

measures an outcome of a study, the y-variable

Explanatory Variable

may help explain or predict changes in a response variable, t…

complementary events

P(at least 1)

mutually exclusive events (disjoint ev…

A ∩ B

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

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 i…

complementary events

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

P(at least 1)

1- P(none)

probability

sample space (S)

probability model

event

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

The set of all possible outcomes of a chance process.

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

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

probability

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

sample space (S)

The set of all possible outcomes of a chance process.

Observational Study

Experiment

Population

Sample

the measurement of data from individuals without trying to in…

imposes a treatment on the individuals and observes the respo…

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 in…

Experiment

imposes a treatment on the individuals and observes the respo…

Probability

Law of Large Numbers

Simulation

Sample Space (S)

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

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

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

The set of all possible outcomes of a chance process.

Probability

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

Law of Large Numbers

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

Observational Study

Experiment

Population

Sample

We observe individuals and measure variables of interest but…

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

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…

Experiment

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

Standardized Value

Shifting

Rescale

Normal Model

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

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

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

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

Standardized Value

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

Shifting

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

sample

observational study

experiment

confounded

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

observes individuals and measures variables of interest, but…

deliberately imposing some treatment on individuals in order…

mixed up with; condition of explanatory and lurking variables

sample

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

observational study

observes individuals and measures variables of interest, but…

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 li…

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

Actual-predicted

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

pearson's sample correlation coefficient

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

principle of least squeares

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

Observational Study

Experiment

Population

Sample

observes individuals and measures variables of interest but d…

deliberately imposing some treatment on or to do something to…

entire group of individuals that we want information about

part of the population that we examine in order to gather inf…

Observational Study

observes individuals and measures variables of interest but d…

Experiment

deliberately imposing some treatment on or to do something to…

Observational Study

Experiment

Population

Sample

the measurement of data from individuals without trying to in…

imposes a treatment on the individuals and observes the respo…

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 in…

Experiment

imposes a treatment on the individuals and observes the respo…

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 appea…

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…

bias

blocking

categorical data

census

any systematic failure of a sampling method to represent its…

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

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…

blocking

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

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 t…

Observational Study

We observe individuals and measure variables of interests but…

Experiment

We deliberately impose some treatment on individuals in order…

complement

Complement Rule

Conditional probability

Conditional probability formula

event "not A"

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

The probability of an event occurring given that another has…

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

complement

event "not A"

Complement Rule

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

Population

Sample

Census

Convenience Sample

The entire group of individuals about which we want informati…

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

All members of the population are surveyed

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

Population

The entire group of individuals about which we want informati…

Sample

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

Probability

Law of Large Numbers

Simulation

Sample Space (S)

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

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

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

The set of all possible outcomes of a chance process.

Probability

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

Law of Large Numbers

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

Pearson Correlation Coefficient

Negative Relationship

Correlation coefficient

Positive relationship

The most popular measure of correlation Indicates the magnitu…

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

A numerical assessment of the strength of relationship betwee…

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

Pearson Correlation Coefficient

The most popular measure of correlation Indicates the magnitu…

Negative Relationship

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