[R] Significance of trend

[Uwe Ligges]

On 01.11.2011 09:47, Muhammad Rahiz wrote:
> Thanks for those who replied.
>
> I know what a p-value is and the links given reaffirm my understanding.
> The code below gives p=0.26. This is more than 0.05 - hence null
> hypothesis i.e. attributed by chance.
>
> But I did not specify the significance level at 0.05. So I'm wondering
> if any part of the code states so. Or does R define significance level
> at 0.05 by default?

That's why you have been told to read what a p-value is! It is 
independent of the level of significance (which is not true for critical 
values). Just compare.

Uwe Ligges



>
> Thanks
>