Visualizing Patterns over Time - Data Points: Visualization That Means Something - page 129

FIGurE 4-47 Unemployment rates with fitted LOeSS curve
Figure 4-48 shows what the unemployment graph looks like using only
points with the R plot() function.
# Load data
unemployment <-
read.csv(
“http://datasets.flowingdata.com/unemployment-rate-1948-2010.csv”,
sep=”,”)
unemployment[1:10,]
# Plain scatter plot
plot(1:length(unemployment$Value), unemployment$Value)