what is the test of a prognostic model what is the difference between training a prognostic model and testing on multiple subsets of cancer patients? what is the practice of training models? can a model be tested on a specific subset what is a prognostic model used for? can you test a prognostic model on a subset of the population? which of the following is an example of using a prognostic model in a multivariate model? who is tested on stage ii and stage ii prognostic models why do researchers use a prognostic model on multiple patients? how to validate a prognostic model what is the practice of testing an exclusion model can you test prognostic who needs to be tested in a prognostic model when testing a prognostic model on a broad patient population, what variables do they use what is a pb model that can be test on multiple subsets of patients when is a prognostic model based on er who can test prognostic model based on age why test on different subsets of patients how many different groups of patients can a model test what is the purpose of an er-test on a general patient population?