[R] Description of x-axis

[Uwe Ligges]

Christian Oswald wrote:
> Thanks,
> that works but what are the coordinates of "at" in the y-direction? On
> which y-position mtext plots?

Please read ?mtext which tells you to use argument "line".

Uwe Ligges

> Christian
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> Jeff Bricker schrieb:
>> ?mtext, also ?barplot since barplot returns midpoints of the bars.
>>
>> also ?rep for setting up a vector of repeating values.
>>
>> something like this:
>> xLabels<-c(rep("2003",4),rep("2005",11),rep("2006",5))
>> midPoints<-barplot(<your original statements here>)
>> mtext(xLabels,side=1,at=apply(midPoints,2,mean))
>>
>> On 9/11/06, Christian Oswald <c.oswald at matsci.uni-sb.de> wrote:
>>> Hello,
>>>
>>> I have made a barplot with some data and need a description below the
>>> x-axis. For example there are 20 values and I need a description "2003"
>>> for the first four values, then "2005" for the next eleven and "2006"
>>> for the last five values.
>>>
>>> I want the description below the x-axis-labels and above the x-axis
>>> title.
>>>
>>> Thanks,
>>>
>>> Christian
>>>
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>>
>>
> 
>