Closed ldliao closed 9 months ago
line 305: naming a variable called "variables" is confusing and should be changed variables <- c("pop" , "year", "lifeExp") gap[variables]
variables <- c("pop" , "year", "lifeExp") gap[variables]
line 305: naming a variable called "variables" is confusing and should be changed
variables <- c("pop" , "year", "lifeExp") gap[variables]