Ggplot2: How to specify x labels in a datetime data and two segment lines Beginner question How to average/mean variables in R based on the level of another variable (and save this as a new variable)? Installing readxl, tidyveerse and devtools Get Google trends data - problem wit...
ggplot(db, aes(year, ratio)) + geom_bar(stat="identity") + stat_smooth(method = "lm", se = TRUE) It is hard to claim that the ‘regression line’ is significant (in the sense significantly non horizontal). To be more specific, if we look at the output of the regression model, ...