# R Dataset / Package wooldridge / jtrain

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On this Picostat.com statistics page, you will find information about the jtrain data set which pertains to jtrain. The jtrain data set is found in the wooldridge R package. You can load the jtrain data set in R by issuing the following command at the console data("jtrain"). This will load the data into a variable called jtrain. If R says the jtrain 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. 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 jtrain R data set. The size of this file is about 91,544 bytes. ## jtrain## DescriptionData loads lazily. Type data(jtrain) into the console. ## Usagedata(jtrain) ## FormatA data.frame with 471 rows and 30 variables: year. 1987, 1988, or 1989 fcode. firm code number employ. # employees at plant sales. annual sales, $ avgsal. average employee salary scrap. scrap rate (per 100 items) rework. rework rate (per 100 items) tothrs. total hours training union. =1 if unionized grant. = 1 if received grant d89. = 1 if year = 1989 d88. = 1 if year = 1988 totrain. total employees trained hrsemp. tothrs/totrain lscrap. log(scrap) lemploy. log(employ) lsales. log(sales) lrework. log(rework) lhrsemp. log(1 + hrsemp) lscrap_1. lagged lscrap; missing 1987 grant_1. lagged grant; assumed 0 in 1987 clscrap. lscrap - lscrap_1; year > 1987 cgrant. grant - grant_1 clemploy. lemploy - lemploy[_n-1] clsales. lavgsal - lavgsal[_n-1] lavgsal. log(avgsal) clavgsal. lavgsal - lavgsal[_n-1] cgrant_1. cgrant[_n-1] chrsemp. hrsemp - hrsemp[_n-1] clhrsemp. lhrsemp - lhrsemp[_n-1]
## Sourcehttps://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041 ## Examplesstr(jtrain) -- Dataset imported from https://www.r-project.org. |

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Attachment | Size |
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dataset-28166.csv | 89.4 KB |