This problem set will look at how countries with low and high income differ from each other. All data we look at are from $2017.$

First, load the data required for this problem set. The datafile is a csv file called $$Pset$\_1\_$Data.csv$.$

Problem $1$: Descriptive Statistics

a$)$ Please calculate and report the overall mean, median and standard deviation of the following two variables: Ease of Doing Business $($Ease$\_$Business$)$ and the Level of Democracy $($polity$).$

The Ease of Doing Business Index is an index calculated by the World Bank each year. It is meant to capture how conducive a country$$s regulatory environment is to starting and operating a company. The index ranges from $1$ to $190,$ whith higher numbers indicating more Ease of Doing Business.

The Polity score is a commonly used measure of democracy. It ranges from $-10($total autocracy$)$ to $10($total democracy$).$

str$($Pset$\_1\_$Data$)$

## spc$\_$tbl$\_[207$ x $16]($S$3$: spec$\_$tbl$\_$df$/$tbl$\_$df$/$tbl$/$data$.$frame$)$library$($readr$)$

Pset$\_1\_$Data $<-$ read$\_$csv$("$Pset$\_1\_$Data.csv$")$