[R] transformation/link glm in R

2009-08-18 Thread Mcdonald, Grant
Dear sir, I have 3 different time response variables that are in the form seconds. All three response variables are not normally distributed. They are in the form of mate latency, the first two responses are bounded to 30mins and thwe third is bounded to 8 hours. Frequency plots of raw

Re: [R] transformation/link glm in R

2009-08-18 Thread Robert A LaBudde
1. It sounds as if you say left skewed when you mean right skewed and v.v. Right skewed distributions have a long tail to the right. 2. Your 3rd variable may be censored, as you indicate it is bounded at 8 hr and that is also the mode. If so, this will complicate your analysis. 3. Your variables