On this R-data statistics page, you will find information about the slp75_81 data set which pertains to slp75_81. The slp75_81 data set is found in the wooldridge R package. You can load the slp75_81 data set in R by issuing the following command at the console data("slp75_81"). This will load the data into a variable called slp75_81. If R says the slp75_81 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 slp75_81 R data set. The size of this file is about 14,475 bytes.

slp75_81

Description

Data loads lazily. Type data(slp75_81) into the console.

Usage

data(slp75_81)

Format

A data.frame with 239 rows and 20 variables:

• age75. age in 1975

• educ75. years educ in '75

• educ81. years educ in '81

• gdhlth75. = 1 if good hlth in '75

• gdhlth81. =1 if good hlth in '81

• male. =1 if male

• marr75. = 1 if married in '75

• marr81. =1 if married in '81

• slpnap75. mins slp wk, inc naps, '75

• slpnap81. mins slp wk, inc naps, '81

• totwrk75. minutes worked per week, '75

• totwrk81. minutes worked per week, '81

• yngkid75. = 1 if child < 3, '75

• yngkid81. =1 if child < 3, '81

• ceduc. change in educ

• cgdhlth. change in gdhlth

• cmarr. change in marr

• cslpnap. change in slpnap

• ctotwrk. change in totwrk

• cyngkid. change in yngkid

Source

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

Examples

 str(slp75_81)

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