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Statistical Models for Prognostication
Author Bio
Introduction
Predictions: Statistical Models
Insight: Statistical Models
Ingredients: Statistical Models
Theoretical Aspects
Central Concepts
Currently selected section: Regression Models
Problems: Regression
Practical Advice
Example 1
Example 2
Chapter 8: Statistical Models for Prognostication: Development of Regression Models
        

You Answered:

Selection DIn similar but slightly different populations.

INCORRECT

Validity of the model in similar but slightly different populations may be referred to as external validity (or generalizability). Populations may differ because of treatment at another center (place difference), or in a more recent time frame (time difference). The correct answer is (c), internal validity refers to the validity of the model in the population where the sample originated from.

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