#### Study sets matching "math statistics chapter 2"

#### Study sets matching "math statistics chapter 2"

Bar Graph

Histogram

Frequency Histogram

Circle Graph (Pie Chart)

a graph with bars that are of uniform width and are evenly spa…

a graph with bars that represent a range of values on the hori…

a histogram that shows the ratio between class frequency and t…

shows the total quantity divided into component parts using pr…

Bar Graph

a graph with bars that are of uniform width and are evenly spa…

Histogram

a graph with bars that represent a range of values on the hori…

if data are discrete and have relativel…

If data are discrete, but are many diff…

Classes

Lower Class limit

categories of data; observations (qualitative data)

Categories created with intervals of numbers

Categories of data

Small value within the class

if data are discrete and have relativel…

categories of data; observations (qualitative data)

If data are discrete, but are many diff…

Categories created with intervals of numbers

Raw data

Frequency distibution

Relative frequency

frequency / sum of all frequencies

Data obtained through observational studies or designed experi…

Distribution that lists each category of data and the number o…

The proportion (or percent) of observations within a category

Formula of relative frequency

Raw data

Data obtained through observational studies or designed experi…

Frequency distibution

Distribution that lists each category of data and the number o…

What is the data in it's original, unor…

What is frequency distribution?

What's the most convenient method of or…

What's the most useful method of presen…

Raw Data

The Organization of Raw Data in Table Form, Using Classes and…

Frequency Distribution

Using Statistical Charts and Graphs

What is the data in it's original, unor…

Raw Data

What is frequency distribution?

The Organization of Raw Data in Table Form, Using Classes and…

Variable

Data

Univariate Data Set

Categorical/Qualitative Data

Any characteristics whose value may change from one individual…

Results from making observations either on a single variable o…

Data set consisting of observations on a single attribute.

Individual observations are categorical responses (brown, blue…

Variable

Any characteristics whose value may change from one individual…

Data

Results from making observations either on a single variable o…

Percentile

Standardizing

Standardized Score

Multiply/Dividing a Constant

the value in a data set with p percent of values lower than it…

The conversion of observations from original values to standar…

Also known as the z-score. Tells how many standard deviations…

Affects measures of center and spread, but not shape

Percentile

the value in a data set with p percent of values lower than it…

Standardizing

The conversion of observations from original values to standar…

bar graph

categorical frequency distribution

class

class boundaries

represents the data by using vertical or horizontal bars whose…

a frequency distribution used when the data are categorical (n…

quantitative or qualitative category

the upper and lower values of a class for a grouped frequency…

bar graph

represents the data by using vertical or horizontal bars whose…

categorical frequency distribution

a frequency distribution used when the data are categorical (n…

frequency distribution

raw data

class

frequency

the organization of raw data in table form, using classes and…

when the data are in original form

each raw data value is placed into a quantitative or qualitati…

the number of data values contained in a specific class

frequency distribution

the organization of raw data in table form, using classes and…

raw data

when the data are in original form

Raw Data

Variable

Observational Unit

Observation

Term used for numbers and category labels that have been colle…

A characteristic that can differ from one individual to the ne…

A single individual who participates in a study.

Used to describe the value of a single measurement.

Raw Data

Term used for numbers and category labels that have been colle…

Variable

A characteristic that can differ from one individual to the ne…

Bar Graph

Class

Class Frequency

Class Midpoint

A graph made of bars whose heights represent the frequencies o…

An interval that includes all the values in a data set that fa…

The number of values in a data set that belong to a certain cl…

This is obtained by dividing the sum of the lower and upper li…

Bar Graph

A graph made of bars whose heights represent the frequencies o…

Class

An interval that includes all the values in a data set that fa…

bar graph

stacked bar graph

clustered bar graph

crosstabulation

graphical display of the categorical data where frequencies or…

bars divided into subparts of data and stacked on top of one a…

each set of bars represents a single category of one variable…

tabular method for simultaneously summarizing the data for two…

bar graph

graphical display of the categorical data where frequencies or…

stacked bar graph

bars divided into subparts of data and stacked on top of one a…

row of spreadsheets of SPSS data files

column of spreadsheets of SPSS data fil…

frequency distribution

frequency of tables in SPSS output

shows individual record

shows characteristic of the subjects in the study (constant or…

tabulation indicating the number of times a given score occurs…

used also to identify data entry errors

row of spreadsheets of SPSS data files

shows individual record

column of spreadsheets of SPSS data fil…

shows characteristic of the subjects in the study (constant or…

Class frequency (f)

Relative Frequency (rF)...

Percent frequency (%f)

Bar Graphs

the number of population members in that class...

the fraction of population members in that class... rf = f/n...

the percentage of population members in that class... %f = 100(r…

Class frequency (f)

the number of population members in that class...

Relative Frequency (rF)...

the fraction of population members in that class... rf = f/n...

Frequency Distribution

Lower Class Limit

Upper Class Limit

Class Width

Table that shows classes or intervals of data entries with a c…

Least number that can belong to a class

Greatest number that can belong to a class

Distance between lower and upper limits of a consecutive class…

Frequency Distribution

Table that shows classes or intervals of data entries with a c…

Lower Class Limit

Least number that can belong to a class

Bar Graph

Histogram

Circle Graph (Pie Chart)

Line Graph

a graph with bars that are of uniform width and are evenly spa…

a graph with bars that represent a range of values on the hori…

shows the total quantity divided into component parts using pr…

A graph showing the data measurements in order over a length o…

Bar Graph

a graph with bars that are of uniform width and are evenly spa…

Histogram

a graph with bars that represent a range of values on the hori…

raw data

class

frequency

frequency distribution

when data is in its original form

when each raw data value is placed into a quantitative or qual…

the number of data values contained in a specific class

the organization of raw data in table form, using classes and…

raw data

when data is in its original form

class

when each raw data value is placed into a quantitative or qual…

characteristics to look for when organi…

organize data sets by grouping the data…

frequency distribution

frequency distribution (guidelines for…

its center, its variable (or spread), and its shape

intervals called classes and forming a frequency distribution

is a table that shows classes or intervals of data entries wit…

1. decide on the number of classes. this will be given in each…

characteristics to look for when organi…

its center, its variable (or spread), and its shape

organize data sets by grouping the data…

intervals called classes and forming a frequency distribution

pth percentile

Cumulative relative frequency graph

Standardized value (z-score)

Density Curve

the value with p percent of the observations less than it

helps to examine location within a distribution

In a distribution with known mean and standard deviation, this…

Often used to describe the overall pattern of a distribution.…

pth percentile

the value with p percent of the observations less than it

Cumulative relative frequency graph

helps to examine location within a distribution

Frequency Distribution

Class Width

Midpoint

Relative Frequency

Table that shows classes or intervals of data with a count of…

The vertical subtraction highest to lowest of lower class numb…

Is the lower class + upper class divided by 2

Frequency divided by the Sample Size

Frequency Distribution

Table that shows classes or intervals of data with a count of…

Class Width

The vertical subtraction highest to lowest of lower class numb…

Percentile

Frequency Graph

Relative Frequency Graph

Cumulative Relative Frequency Graph

the value in a data set with p percent of values lower than it…

A graph showing the counts (or frequency) of each class in a d…

A graph showing the percent values of each class from the whol…

The cumulative relative frequency of successive class is the r…

Percentile

the value in a data set with p percent of values lower than it…

Frequency Graph

A graph showing the counts (or frequency) of each class in a d…

Percentile

relative frequency

Cumulative frequency

Cumulative relative frequency

of the a distribution is the value with p percent of the obser…

divide the count in each class by the total number there were.…

add the counts in the frequency column for the current class a…

divide cumulative frequency by total number overall and then m…

Percentile

of the a distribution is the value with p percent of the obser…

relative frequency

divide the count in each class by the total number there were.…

Frequency distribution

Descriptive - -to organize and simply d…

table or graph

Frequency Distribution

__________ is a organized tabulation presenting how the indivi…

What type of statistic if frequency distribution?

How can you construct/show frequency distribution?

_______: counts for each individual score or group of scores.

Frequency distribution

__________ is a organized tabulation presenting how the indivi…

Descriptive - -to organize and simply d…

What type of statistic if frequency distribution?

Raw Data

Frequency Distribution

Relative Frequency

Bar Graph

Original data obtained from observational studies and designed…

Lists each category of data and the number of occurrences for…

The proportion (or percent) of observations within a category…

Constructed by labeling each category of data on either the ho…

Raw Data

Original data obtained from observational studies and designed…

Frequency Distribution

Lists each category of data and the number of occurrences for…

EXPERIMENT

EXPERIMENTAL UNIT

CONTROL GROUP

PLACEBO

a controlled study conducted to determine the effect varying o…

a person, object, or some other well-defined item upon which a…

serves as a baseline treatment that can be used to compare to…

an innocuous medication, such as a sugar tablet, that looks, t…

EXPERIMENT

a controlled study conducted to determine the effect varying o…

EXPERIMENTAL UNIT

a person, object, or some other well-defined item upon which a…