geom_smooth() adds a linear regression line, and I also tweak a couple of ggplot design defaults. The graph is stored in a variable called ma_graph. ma_graph <- ggplot(ma_data, aes(x ...

During the course of operation, businesses accumulate all kinds of data such as numbers related to sales performance and profit, and information about clients. Companies often seek out employees ...

A linear regression trend line is shown for reference. (The regression line is produced by plotting the series a second time using the regression interpolation feature of the SYMBOL statement. Refer ...

Learn how to make everything from basic line graphs to racing bar charts — all interactive and easily animated — with the echarts4r R package. While I’m mostly settled on ggplot2 for static ...