[R] (no subject)

[Charles C. Berry]

On Sun, 11 Jul 2010, li li wrote:

> Hi all,
>   I want to add the red color under the standard normal curve to the right
> of 1.96.
> Can anyone give me a hand? Please see the code below.
>   Thank you.
>
>
> x <- seq(-4, 4, length=100)
> hx <- dnorm(x)
> par(pty="s")
> plot(x, hx, type="l", xlab="z value",
>  ylab="Density", main="density of N(0,1)")
> abline(v=1.96, col="red")


?polygon
example(polygon)



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Charles C. Berry                            (858) 534-2098
                                             Dept of Family/Preventive Medicine
E mailto:cberry at tajo.ucsd.edu	            UC San Diego
http://famprevmed.ucsd.edu/faculty/cberry/  La Jolla, San Diego 92093-0901