# Study sets matching "ap statistics exploring"

Study sets

Diagrams

Classes

Users

Individuals

Variable

Categorical Variable

Quantitative Variable

the objects described by a set of data. Individuals may be peo…

any characteristic of an individual. A variable can take diffe…

places an individual into one of several groups or categories.

take numerical values for which it makes sense to find an aver…

Individuals

the objects described by a set of data. Individuals may be peo…

Variable

any characteristic of an individual. A variable can take diffe…

categorical variable

quantitative variable

univariate data

bivariate data

individuals are being placed into one of several groups or cat…

outcomes are numerical and can be analyzed using arithmetic op…

one measurement on each object

two measurements on each object

categorical variable

individuals are being placed into one of several groups or cat…

quantitative variable

outcomes are numerical and can be analyzed using arithmetic op…

stem & leaf plot

back-to-back stem & leaf plot

dotplot

histogram

a graph of a distribution of quantitative data in which all bu…

a stem-and-leaf plot or stemplot that is used to compare distr…

a graph of a distribution of quantitative data in which each d…

a graph of a distribution of quantitative data in which nearby…

stem & leaf plot

a graph of a distribution of quantitative data in which all bu…

back-to-back stem & leaf plot

a stem-and-leaf plot or stemplot that is used to compare distr…

Individuals

Variable

Categorical Variable

Quantitative Variable

The objects described by a set of data. Individuals may be peo…

Any characteristic of and individual. A variable can take diff…

Places an individual into one of several groups or categories.

Takes numerical values for which it makes sense to find an ave…

Individuals

The objects described by a set of data. Individuals may be peo…

Variable

Any characteristic of and individual. A variable can take diff…

Qualitative Variable (Categorical)

Quantitative Variable (Numerical)

Discrete Variable

Continuous Variable

Qualitative variables take on values that are names or labels.…

Quantitative variables are numeric. They represent a measurabl…

Not a continuous variable, there is a finite set of values the…

A variable that can be any of an infinite number of values bet…

Qualitative Variable (Categorical)

Qualitative variables take on values that are names or labels.…

Quantitative Variable (Numerical)

Quantitative variables are numeric. They represent a measurabl…

Individuals

Variable

Categorical variable

Quantitative variable

The objects described by a set of data; may be people, animals…

Any characteristic of an individual; can take different values…

Places an individual into one of several groups

Takes numerical values for which it makes sense to find an ave…

Individuals

The objects described by a set of data; may be people, animals…

Variable

Any characteristic of an individual; can take different values…

Individuals

Variable

Categorical Variable

Quantitative Variable

the objects described by a set of data

any characteristic of an individual

places an individual into one of several groups or categories

takes numerical values for which it makes sense to find an ave…

Individuals

the objects described by a set of data

Variable

any characteristic of an individual

stem & leaf plot or stemplot

back-to-back stem & leaf plot or back-t…

dotplot

histogram

a graph of a distribution of quantitative data in which all bu…

a stem-and-leaf plot or stemplot that is used to compare distr…

a graph of a distribution of quantitative data in which each d…

a graph of a distribution of quantitative data in which nearby…

stem & leaf plot or stemplot

a graph of a distribution of quantitative data in which all bu…

back-to-back stem & leaf plot or back-t…

a stem-and-leaf plot or stemplot that is used to compare distr…

Symmetric Shape

Skewed Right

Skewed Left

Bimodal

A graph in which both the left and right sides are approximate…

A distribution in which the right side of the graph is LONGER…

A distribution in which the left side of the graph is LONGER t…

A graph of quantitative data with two clear peaks

Symmetric Shape

A graph in which both the left and right sides are approximate…

Skewed Right

A distribution in which the right side of the graph is LONGER…

statistic

data analysis

individuals

variable

a numerical measurement describing some characteristic of a sa…

the process of organizing, displaying, summarizing, and asking…

objects described by a set of data

characteristic of an individual

statistic

a numerical measurement describing some characteristic of a sa…

data analysis

the process of organizing, displaying, summarizing, and asking…

stem & leaf plot or stemplot

back-to-back stem & leaf plot or back-t…

dotplot

histogram

a graph of a distribution of quantitative data in which all bu…

a stem-and-leaf plot or stemplot that is used to compare distr…

a graph of a distribution of quantitative data in which each d…

a graph of a distribution of quantitative data in which nearby…

stem & leaf plot or stemplot

a graph of a distribution of quantitative data in which all bu…

back-to-back stem & leaf plot or back-t…

a stem-and-leaf plot or stemplot that is used to compare distr…

Statistics

Individuals (1.I)

Variable (1.I)

Categorical Variable (1.I)

The mathematics of the collection, organization, and interpret…

Objects described by a set of data. Individuals may be people,…

Any characteristic of an individual. A variable can take on di…

Places an individual into one of several groups or categories.…

Statistics

The mathematics of the collection, organization, and interpret…

Individuals (1.I)

Objects described by a set of data. Individuals may be people,…

Individuals

Variable

Categorical variable

Quantitative variable

The objects described by a set of data; may be people, animals…

Any characteristic of an individual; can take different values…

Places an individual into one of several groups

Takes numerical values for which it makes sense to find an ave…

Individuals

The objects described by a set of data; may be people, animals…

Variable

Any characteristic of an individual; can take different values…

Individuals

Variable

Categorical Variable

Quantitative Variable

the objects described by a set of data. Individuals may be peo…

any characteristic of an individual. A variable can take diffe…

places an individual into one of several groups or categories.

take numerical values for which it makes sense to find an aver…

Individuals

the objects described by a set of data. Individuals may be peo…

Variable

any characteristic of an individual. A variable can take diffe…

Individuals

Data analysis

Variables

Categorical Variable

the objects described by a set of data. These maybe people, an…

A process of describing data using graphs and numerical summar…

any characteristic of an individual. These can take different…

places an individual into one of several groups or categories

Individuals

the objects described by a set of data. These maybe people, an…

Data analysis

A process of describing data using graphs and numerical summar…

Individuals

Data analysis

Variables

Categorical Variable

the objects described by a set of data. These maybe people, an…

A process of describing data using graphs and numerical summar…

any characteristic of an individual. These can take different…

places an individual into one of several groups or categories

Individuals

the objects described by a set of data. These maybe people, an…

Data analysis

A process of describing data using graphs and numerical summar…

explanatory variable

response variable

Scatterplots

Correlation coefficient r

(independent variable)... influences the response variable and is…

(dependent variable)... measures the outcome of any study and is…

gives a representation of a possible relationship between two…

often used as a quantitative value of the strength of a linear…

explanatory variable

(independent variable)... influences the response variable and is…

response variable

(dependent variable)... measures the outcome of any study and is…

stemplot

dotplot

histogram

unimodal

a graph of a distribution of quantitative data in which all bu…

a graph of a distribution of quantitative data in which each d…

a graph of a distribution of quantitative data in which nearby…

describes the shape of a distribution whose graph has one majo…

stemplot

a graph of a distribution of quantitative data in which all bu…

dotplot

a graph of a distribution of quantitative data in which each d…

5 number summary

z score

standard deviation

population

The minumum value, lower quartile, median, upper quartile, and…

a measure of how many standard deviations you are away from th…

A statistical measure of how far away each value is, on averag…

(statistics) the entire aggregation of items from which sample…

5 number summary

The minumum value, lower quartile, median, upper quartile, and…

z score

a measure of how many standard deviations you are away from th…

Individuals

Variable

Categorical variable

Quantitative variable

The objects described by a set of data; may be people, animals…

Any characteristic of an individual; can take different values…

Places an individual into one of several groups or categories

Takes numerical values for which it makes sense to find an ave…

Individuals

The objects described by a set of data; may be people, animals…

Variable

Any characteristic of an individual; can take different values…

How do you check if there is outliers?

If a graph is skewed, should we calcula…

If a graph is roughly symmetrical, shou…

What is in the five number summary?

calculate IQR; anything above Q3+1.5(IQR) or below Q1-1.5(IQR)…

median; it is resistant to skews and outliers

mean; generally is more accurate if the data has no outliers

Minimum, Q1, Median, Q3, Maximum

How do you check if there is outliers?

calculate IQR; anything above Q3+1.5(IQR) or below Q1-1.5(IQR)…

If a graph is skewed, should we calcula…

median; it is resistant to skews and outliers

individuals

variable

categorical

quantitative

objects described by a set of data

any characteristic of an individual (can take different values…

type of variable that places an individual into one of several…

type of variable that uses numerical values that an average ca…

individuals

objects described by a set of data

variable

any characteristic of an individual (can take different values…

stem & leaf plot or stemplot

back-to-back stem & leaf plot or back-t…

dotplot

histogram

a graph of a distribution of quantitative data in which all bu…

a stem-and-leaf plot or stemplot that is used to compare distr…

a graph of a distribution of quantitative data in which each d…

a graph of a distribution of quantitative data in which nearby…

stem & leaf plot or stemplot

a graph of a distribution of quantitative data in which all bu…

back-to-back stem & leaf plot or back-t…

a stem-and-leaf plot or stemplot that is used to compare distr…