Exercise

Import SPSS data with foreign (1)

All great things come in pairs. Where foreign provided read.dta() to read Stata data, there's also read.spss() to read SPSS data files. To get a data frame, make sure to set to.data.frame = TRUE inside read.spss().

In this exercise, you'll be working with socio-economic variables from different countries (Source: Quantative Data Analysis in Education). The SPSS data is in a file called international.sav, which is in your working directory. You can also download it here if you want to play around with it some more.

Instructions

100 XP

Import the data file "international.sav" and have R convert it to a data frame. Store this data frame as demo.
Create a boxplot of the gdp variable of demo.

Take Hint (-30 XP)