plot(1:10, main="My Graph", xlab="The x-axis", ylab="The y axis")
line1 <- c(1,2,3,4,5,10)
line2 <- c(2,5,7,8,9,10)
plot(line1, type = "l", col = "blue")
lines(line2, type="l", col = "red")
Note that the echo = FALSE parameter was added to the
code chunk to prevent printing of the R code that generated the
plot.
# day one, the age and speed of 12 cars:
x1 <- c(5,7,8,7,2,2,9,4,11,12,9,6)
y1 <- c(99,86,87,88,111,103,87,94,78,77,85,86)
# day two, the age and speed of 15 cars:
x2 <- c(2,2,8,1,15,8,12,9,7,3,11,4,7,14,12)
y2 <- c(100,105,84,105,90,99,90,95,94,100,79,112,91,80,85)
plot(x1, y1, main="Observation of Cars", xlab="Car age", ylab="Car speed", col="red", cex=2)
points(x2, y2, col="blue", cex=2)
#R Pie Charts
# Create a vector of pies
x <- c(10,20,30,40)
# Create a vector of labels
mylabel <- c("Apples", "Bananas", "Cherries", "Dates")
# Display the pie chart with labels
pie(x, label = mylabel, main = "Fruits")
#R Bar Charts
x <- c("A", "B", "C", "D")
y <- c(2, 4, 6, 8)
barplot(y, names.arg = x, density = 10)