# Study sets matching "ap statistics chapter 3"

Study sets

Diagrams

Classes

Users

Response variable

Explanatory variable

Scatterplots

Positive association

Measures the outcome of a study, dependent variable, y

Attempts to explain observed outcomes, indepdent variable, x

Show the relationship betweeen two quantitive variables (bivar…

As x increases, y increases

Response variable

Measures the outcome of a study, dependent variable, y

Explanatory variable

Attempts to explain observed outcomes, indepdent variable, x

Distribution

The Area Principle

Categorical data

Quantitative data

This term gives the possible values of the variable and the re…

In a statistical display, each data value should be represente…

A variable that names categories (whether words or numerals)

A variable in which the numbers act as numerical values.

Distribution

This term gives the possible values of the variable and the re…

The Area Principle

In a statistical display, each data value should be represente…

Response Variable

Explanatory Variable

Scatterplot

Positive Association

Measures an outcome of a study

Helps explain or influences changes in a response variable

A graphed cluster of points each of which represents the value…

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

Response Variable

Measures an outcome of a study

Explanatory Variable

Helps explain or influences changes in a response variable

Distribution

Histogram

Gap

Stem-and-leaf display

The distribution of a quantitative variable slices up all the…

A histogram uses adjacent bars to show the distribution of a q…

A region of the distribution where there are no values

A Stem and leaf display shows quantitative data values in a wa…

Distribution

The distribution of a quantitative variable slices up all the…

Histogram

A histogram uses adjacent bars to show the distribution of a q…

Response variable

Explanatory variable

Scatterplots

Positive association

Measures the outcome of a study, dependent variable, y

Attempts to explain observed outcomes, indepdent variable, x

Show the relationship betweeen two quantitive variables (bivar…

As x increases, y increases

Response variable

Measures the outcome of a study, dependent variable, y

Explanatory variable

Attempts to explain observed outcomes, indepdent variable, x

Response Variable

Explanatory Variable

Scatterplot

Positive Association

measures an outcome of a study

may help explain or predict changes in a response variable

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

Explanatory Variable

may help explain or predict changes in a response variable

Response Variable

Explanatory Variable

scatterplot

Interpreting scatterplots

measure the outcome of a study.

may help explain or influence changes in a response variable.

shows the relationship between two quantitative variables meas…

1) the direction ... 2) the form ... 3) the strength of the relation…

Response Variable

measure the outcome of a study.

Explanatory Variable

may help explain or influence changes in a response variable.

Scatterplot

Explanatory Variable

Response Variable

DOFS

Displays the relationship between 2 quantitative variables... 1 v…

When x helps predict y, goes on x-axis

When y is predicted by x, goes on y axis

Direction, Outliers, Form, Strength

Scatterplot

Displays the relationship between 2 quantitative variables... 1 v…

Explanatory Variable

When x helps predict y, goes on x-axis

Response variable

Explanatory variable

Scatterplots

Positive association

Measures the outcome of a study, dependent variable, y

Attempts to explain observed outcomes, indepdent variable, x

Show the relationship betweeen two quantitive variables (bivar…

As x increases, y increases

Response variable

Measures the outcome of a study, dependent variable, y

Explanatory variable

Attempts to explain observed outcomes, indepdent variable, x

Response variable

Explanatory variable

Scatterplots

Positive association

Measures the outcome of a study, dependent variable, y

Attempts to explain observed outcomes, indepdent variable, x

Show the relationship betweeen two quantitive variables (bivar…

As x increases, y increases

Response variable

Measures the outcome of a study, dependent variable, y

Explanatory variable

Attempts to explain observed outcomes, indepdent variable, x

Response Variable

Explanatory Variable

scatterplot

Interpreting scatterplots

measure the outcome of a study. This variable responds to the…

may help explain or influence changes in a response variable.…

shows the relationship between two quantitative variables meas…

1) the direction ... 2) the form ... 3) the strength of the relation…

Response Variable

measure the outcome of a study. This variable responds to the…

Explanatory Variable

may help explain or influence changes in a response variable.…

Explanatory Variable

Response Variable

Scatterplot

Positive Association

Attempts to explain the observed outcome

Outcomes of study

Graphical Representation to display the relation between two q…

Positive slope direction

Explanatory Variable

Attempts to explain the observed outcome

Response Variable

Outcomes of study

Pie Chart

Outliers

Bar Chart

Segmented Bar Chart

Qualitative data display that shows how a "whole" divides into…

Individual observation(s) that falls outside the overall patte…

Qualitative display showing the frequency or relative frequenc…

Qualitative display where sub-categories are represented by a…

Pie Chart

Qualitative data display that shows how a "whole" divides into…

Outliers

Individual observation(s) that falls outside the overall patte…

Response variable

Explanatory variable

Scatterplots

Positive association

Measures the outcome of a study, dependent variable, y

Attempts to explain observed outcomes, indepdent variable, x

Show the relationship betweeen two quantitive variables (bivar…

As x increases, y increases

Response variable

Measures the outcome of a study, dependent variable, y

Explanatory variable

Attempts to explain observed outcomes, indepdent variable, x

Bias

Census

Cluster sample

Convenience sample

The design of a statistical study shows bias if it would consi…

A study that attempts to collect data from every individual in…

To take a cluster sample, first divide the population into sma…

A sample selected by taking the members of the population that…

Bias

The design of a statistical study shows bias if it would consi…

Census

A study that attempts to collect data from every individual in…

Explanatory variable

Response variable

Scatterplot

Interpreting Scatterplots

Independent variable that may help explain or predict changes…

Dependent variable that measures an outcome of a study

Graph that shows relationships between 2 quantitative variable…

DUFS- Direction, (Unusual features, if any), Form, and Strength

Explanatory variable

Independent variable that may help explain or predict changes…

Response variable

Dependent variable that measures an outcome of a study

Explanatory variable

Response variable

Scatterplot

Interpreting Scatterplots

Independent variable that may help explain or predict changes…

Dependent variable that measures an outcome of a study

Graph that shows relationships between 2 quantitative variable…

DUFS- Direction, (Unusual features, if any), Form, and Strength

Explanatory variable

Independent variable that may help explain or predict changes…

Response variable

Dependent variable that measures an outcome of a study

Frequency distribution

Comparative bar chart

Pie chart

Stem-and-leaf plot

A table that displays frequencies, and sometimes relative and…

Two or more bar charts that use the same set of horizontal and…

A graph of a frequency distribution for a categorical data set…

A method of organizing numerical data in which the stem values…

Frequency distribution

A table that displays frequencies, and sometimes relative and…

Comparative bar chart

Two or more bar charts that use the same set of horizontal and…

Response Variable

Explanatory Variable

Scatterplot

Positive Association

measures an outcome of a study

may help explain or predict changes in a response variable

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

Explanatory Variable

may help explain or predict changes in a response variable

scatter plot

explanatory variable

response variable

association (of scatterplots)

graph that displays 2 quantitative values

x variable; independent variable, use x's to explain the rest…

y variable; dependent variable, also what is being measured

strength (strong or weak), direction (positive or negative), f…

scatter plot

graph that displays 2 quantitative values

explanatory variable

x variable; independent variable, use x's to explain the rest…

Scatterplot

Explanatory Variable

Response Variable

Distribution of 2 Variable Data

-Displays the relationship between two quantitative variables…

-Independent variable... -If we think that a variable may help ex…

-Dependent variable... -Measures an outcome of a study

Talk about:... 1. Direction... 2. Form... 3. Strength... 4. Look for outli…

Scatterplot

-Displays the relationship between two quantitative variables…

Explanatory Variable

-Independent variable... -If we think that a variable may help ex…

Scatterplot

Explanatory Variable

Response Variable

Outlier

Plot that shows the relationship between two quantitative vari…

Variable that may help explain or predict changes in a respons…

Variable that measures an outcome of a study.

Individual value that falls outside the overall pattern of a d…

Scatterplot

Plot that shows the relationship between two quantitative vari…

Explanatory Variable

Variable that may help explain or predict changes in a respons…

Frequency Distribution

Comparative Bar Chart

Pie Chart

Segmented Bar Chart

A table that displays frequencies

Two or ore bar charts that use the same set of horizontal and…

A graph of a frequency distribution for a categorical data set…

A graph of a frequency distribution for a categorical data set…

Frequency Distribution

A table that displays frequencies

Comparative Bar Chart

Two or ore bar charts that use the same set of horizontal and…

response variable

explanatory variable

describing scatterplot

direction

measure an outcome of the study

helps explain or predict changes in a response variable... plot o…

look for patterns, departures, direction, form and strength

where the pattern moves from and to where

response variable

measure an outcome of the study

explanatory variable

helps explain or predict changes in a response variable... plot o…

Response variable

Explanatory variable

Scatterplot

Positive association

Measures the outcome of a study, dependent variable

May help explain or predict changes in a response variable, in…

Shows the relationship between two quantitive variables measur…

Two variables have a __________ when above average values of o…

Response variable

Measures the outcome of a study, dependent variable

Explanatory variable

May help explain or predict changes in a response variable, in…