Re: AI-GEOSTATS: Hypothesis Testing in a Spatial Framework

2003-12-20 Thread Isobel Clark
Warren We have had some success with a sort of hypothesis test in this regard. I had a task some years back to prove that the first area mined in a deposit was not significantly lower than could be expected by chance selection. We used a combination between 'between block variance' and a sort of

RE: AI-GEOSTATS: Hypothesis Testing in a Spatial Framework

2003-12-20 Thread Ted Harding
On 19-Dec-03 Warren Schlechte wrote: I would like some references for the following type design. Consider an area, much of which will not be treated. However, small sections will be treated, and if the treatment works, the density of an organism will be lessened. The basic question is What

AI-GEOSTATS: Hypothesis Testing in a Spatial Framework

2003-12-19 Thread Warren Schlechte
I would like some references for the following type design. Consider an area, much of which will not be treated. However, small sections will be treated, and if the treatment works, the density of an organism will be lessened. The basic question is What is the likelihood that the low-density