[R] problems with which

[Nicola Spotorno]

Hello,
thanks for your replies, but the logic operator is '!='. If I call 
sentence_trial the dataframe shows no 'an'  datapoints  as I want but I 
still have problems with 'str' and 'interaction_plot'.

Nicola


Tim Gruene ha scritto:
> Isn't '!=' the operator applied here, not '='?
>
>
> On Sun, Aug 15, 2010 at 09:04:46PM +1000, Michael Bedward wrote:
>   
>> Hello Nicola,
>>
>>     
>>> sentences_trial <- sentences[which(sentences$Cond!= "an"),]
>>>       
>> That should be == "an" instead of = "an"
>>
>> == is the test for equality whereas = is assignment
>>
>> Michael
>>
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>>     
>
>