[R] p value in R - beginners question

[B77S]

This is just scientific notation, so 
8.15e-01 is the same as:
> 8.15*10^-1
[1] 0.815





niki wrote:
> 
> Dear all,
> 
> i have done some regression analyses but i do not understand the p value. 
> These are the results
> 
>                                        t-value  p value
> geno.1           -0.229 0.978 -0.234 8.15e-01
> geno.5            0.647 1.146  0.565 5.73e-01
> stress:geno.5    -1.337 1.022 -1.307 1.92e-01
> 
> how can i see if my results are significant ? (apart from looking at the
> t-value). Can someone explain the p values?
> 
> thanks
> 
> niki
> 


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