Star {Ecdat} | R 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
- sexe
- a factor with levels (boy,girl)
- freelunk
- qualified for free lunch ? a factor
- 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, http://wps.aw.com/aw_stockwatsn_economtrcs_1.
See Also
Index.Books
, Index.Economics
, Index.Econometrics
, Index.Observations
[Package
Ecdat version 0.1-4
Index]