Tagged Questions

5
votes
1answer
99 views

What do you do with your testing data?

Suppose you perform a parameter selection study in an environment with not-so-many data points. You divide the available data into training and testing set and you plan to validate the future model on ...
8
votes
1answer
216 views

Should I re-shuffle my data?

We have a set biological samples that was pretty expensive to obtain. We put these samples through a series of tests to generate data that are used for building a predictive model. For this purpose we ...
2
votes
1answer
170 views

How to predict and optimize a queue?

I am trying to determine if I can model my system as a M/M/1 queue and if so do the numbers I get from it help me at all. I can model my system like this: System Description A. I want to spec out ...
7
votes
1answer
488 views

Any ideas about how to analyze survival data with pseudo-replication (dependent data)?

I am a student, working with a team on a large-scale ecological experiment. We want to analyze survival data which has been derived from an experimental design with some pseudo-replication. This ...
2
votes
3answers
254 views

How to model and test a decision support system (e.g. a terrorist warning system)?

[Edit] In light of the feedback I have received, I have added some more information below, to help clarify what I am seeking to 'model'. Additionally, I have reformualted the problem from a "dog ...