# Study sets matching "chapter 5 ap statistics"

Study sets

Diagrams

Classes

Users

What is the population in a statistical…

What is the sample in a statistical stu…

What is a convenience sample, and why i…

What is a bias?

the entire group of individuals about which we want information

part of the population from which we actually collect informat…

choosing individuals who are easiest to reach results. However…

design of a statistical study that systematically favors certa…

What is the population in a statistical…

the entire group of individuals about which we want information

What is the sample in a statistical stu…

part of the population from which we actually collect informat…

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…

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,…

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complementary events

P(at least 1)

mutually exclusive events (disjoint eve…

Interpretation of 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)

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…

1. State: Ask a question of interest.... 2. Plan: Describe how to…

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,…

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

complementary events

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

P(at least 1)

1- P(none)

Sample

Population

Sample Survey

Convenience Sample

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

The entire group of individuals about which we want information

A survey which is carried out using a sampling method, i.e. in…

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

Sample

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

Population

The entire group of individuals about which we want information

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…

1. State: Ask a question of interest.... 2. Plan: Describe how to…

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,…

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…

1. State: Ask a question of interest.... 2. Plan: Describe how to…

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

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,…

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, th…

shows the relationship between two quantitative variables meas…

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

Response Variable

measures an outcome of a study, the y-variable

Explanatory Variable

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

What is the predictability of chance be…

What is the predictability of chance be…

Law of large numbers

Probability

unpredictable

predictable

as the size of the sample grows a specific outcome approaches…

number between 0 and 1 that describes the proportion of times…

What is the predictability of chance be…

unpredictable

What is the predictability of chance be…

predictable

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,…

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

complementary events

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

P(at least 1)

1- P(none)

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)

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)

Law of Large Numbers

Probability

Simulation

Sample Space (S)

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

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

an imitation of chance behavior (most often carried out with r…

the set of all possible outcomes.

Law of Large Numbers

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

Probability

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

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)

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,…

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population

sample

variable

data

the entire group of individuals that we want information about

representative of an entire population

A variable is any characteristic whose value may change from o…

results from making observations either on a single variable o…

population

the entire group of individuals that we want information about

sample

representative of an entire population

Non-Response Bias

Lurking Variable

Simple Random Sample

Randomized Block Design

A bias caused by a number of people who did not respond to the…

A variable other than x and y that simultaneously affects both…

A sample chosen in a way that every group of size n from a pop…

The random assignment of subjects to treatments is carried out…

Non-Response Bias

A bias caused by a number of people who did not respond to the…

Lurking Variable

A variable other than x and y that simultaneously affects both…

boxplot

outlier

far outlier

comparing distributions

displays the 5 number summary as central box with whiskers to…

any point more than 1.5 IQR from either end of the box in a bo…

if a point is more than 3.0 IQR from either end of the box in…

use shape, center, spread

boxplot

displays the 5 number summary as central box with whiskers to…

outlier

any point more than 1.5 IQR from either end of the box in a bo…

complement rule

mutually exclusive events (disjoint eve…

A ∩ B

Independent events

The probability that an event does not occurs is 1 minus the p…

events that can NOT happen at the same time

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

the probability of one occurring does not affect the probabili…

complement rule

The probability that an event does not occurs is 1 minus the p…

mutually exclusive events (disjoint eve…

events that can NOT happen at the same time