Dear Sarah and A.K.,
Yes, both your suggestions give me exactly what I wanted. Thank you kindly.
 
Lexi
 

________________________________
 From: Sarah Goslee <sarah.goslee@gmail.com>

Cc: "r-help@stat.math.ethz.ch" <r-help@stat.math.ethz.ch> 
Sent: Thursday, July 19, 2012 11:36 PM
Subject: Re: [R] A graph with a positive y-axis intercept
  
Your question is not entirely clear to me, but I think you might want:

plot(X, Y, xlim=c(0, 25), ylim=c(0, 25))

Sarah

On Thu, Jul 19, 2012 at 5:31 PM, Lekgatlhamang, lexi Setlhare

> Dear all,
>
> I have a challenge with a supposedly simple graph (a scatter). I wanted to use R to create a plot/graph with a positive y-axis intercept but it does not seem to give me what I expect to see. As an example, I used the following values
>
>> X<- c(0, 4, 8, 11)
>> Y<- c(8, 12, 15, 22)
>
> then I used the plot function in the base package
>
>> plot(X, Y)
>
> This gave me a graph which might be mistaken to be starting from the origin, and yet, using the same numbers in Excel, and plotting them using the scatter option, I get a graph which clearly has a positive y-axis intercept.
> Please help.
>
> Lexi

-- 
Sarah Goslee
http://www.functionaldiversity.org
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