R Dataset / Package Ecdat / Star

How To Create a Barplot

Webform
The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

How To Create a Stacked Barplot

Webform
The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

How To Create a Pie Chart

Webform
The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

How To Compute the Mean

Webform
The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

How To Create a Plot

Webform
The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

How to Compute the Median

Webform
The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Boxplot

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Correlation Coefficient

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Cumulative Frequency Histogram

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Dotplot

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Hollow Histogram

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Numerical Summaries

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Pie Chart

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Plot

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Regression

Stem and Leaf Plots

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.

Visual Summaries

The Drupal File ID of the selected dataset. The user may load another using the search bar on the operation's page.
Embed
<iframe src="https://embed.picostat.com/r-dataset-package-ecdat-star.html" frameBorder="0" width="100%" height="307px" />
Attachment Size
dataset-87072.csv 269.76 KB
Dataset License
GNU General Public License v2.0
Documentation License
GNU General Public License v2.0
Dataset Help

On this Picostat.com statistics page, you will find information about the Star data set which pertains to Effects on Learning of Small Class Sizes . The Star data set is found in the Ecdat R package. You can load the Star data set in R by issuing the following command at the console data("Star"). This will load the data into a variable called Star. If R says the Star data set is not found, you can try installing the package by issuing this command install.packages("Ecdat") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the Star R data set. The size of this file is about 276,230 bytes.

Documentation

Effects on Learning of Small Class Sizes

Description

a cross-section from 1985-89

number of observations : 5748

observation : individuals

country : United States

Usage

data(Star)

Format

A dataframe containing :

tmathssk

total math scaled score

treadssk

total reading scaled score

classk

type of class, a factor with levels (regular,small.class,regular.with.aide)

totexpk

years of total teaching experience

sex

a factor with levels (boy,girl)

freelunk

qualified for free lunch ?

race

a factor with levels (white,black,other)

schidkn

school indicator variable

Source

Project STAR http://www.heros-inc.org/star.htm.

References

Stock, James H. and Mark W. Watson (2003) Introduction to Econometrics, Addison-Wesley Educational Publishers, chapter 11.

See Also

Index.Source, Index.Economics, Index.Econometrics, Index.Observations

--

Dataset imported from https://www.r-project.org.

R Output Date
Picostat Output - Visual Summaries Jun 12, 2018