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# NAME: Chris Bilder #
# DATE: 8-14-11 #
# PURPOSE: Simple data analysis example in R using the gpa data set #
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# NOTES: #
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#f(x) = x^2
curve(expr = x^2, from = -2, to = 1, n = 101, main = "Plot of f(x) = x^2",
ylab = "f(x)", xlab = "x^2", col = "red")
#A little smoother
curve(expr = x^2, from = -2, to = 1, n = 1000, main = "Plot of f(x) = x^2",
ylab = "f(x)", xlab = "x^2", col = "red")
#Standard normal density
curve(expr = dnorm(x = x, mean = 0, sd = 1), from = -4, to = 4, n = 1000, main = "Plot of standard normal density",
ylab = "f(x)", xlab = "x", col = "red")
abline(h = 0) #horizontal line at 0
#