R Dataset / Package wooldridge / jtrain3

On this R-data statistics page, you will find information about the jtrain3 data set which pertains to jtrain3. The jtrain3 data set is found in the wooldridge R package. You can load the jtrain3 data set in R by issuing the following command at the console data("jtrain3"). This will load the data into a variable called jtrain3. If R says the jtrain3 data set is not found, you can try installing the package by issuing this command install.packages("wooldridge") and then attempt to reload the data with the library() command. 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 jtrain3 R data set. The size of this file is about 261,590 bytes.

jtrain3

Description

Data loads lazily. Type data(jtrain3) into the console.

Usage

data(jtrain3)

Format

A data.frame with 2675 rows and 20 variables:

  • train. =1 if in job training

  • age. in years, 1977

  • educ. years of schooling

  • black. =1 if black

  • hisp. =1 if Hispanic

  • married. =1 if married

  • re74. '74 earnings, $1000s '82

  • re75. '75 earnings, $1000s '82

  • unem75. =1 if unem. all of '75

  • unem74. =1 if unem. all of '74

  • re78. '78 earnings, $1000s '82

  • agesq. age^2

  • trre74. train*re74

  • trre75. train*re75

  • trun74. train*unem74

  • trun75. train*unem75

  • avgre. (re74 + re75)/2

  • travgre. train*avgre

  • unem78. =1 if unem. all of '78

  • em78. 1 - unem78

Source

https://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041

Examples

 str(jtrain3)

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

Attachments: csv, json

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