For predictive models, a test set, which is similar to but independent of the training set, is used to determine how well the model predicts outcomes. This is an example of what step in the methodology?

Question: For predictive models, a test set, which is similar to – but independent of – the training set, is used to determine how well the model predicts outcomes. This is an example of what step in the methodology?

1. Data preparation.
2. Deployment.
3. Analytic approach.
4. Model evaluation.
5. Data requirements.

Correct Answers: 4

About Introduction to Data Science Methodology Course

Despite the recent increase in computing power and access to data over the last couple of decades, our ability to use the data within the decision making process is either lost or not maximized at all too often, we don’t have a solid understanding of the questions being asked and how to apply the data correctly to the problem at hand. This course has one purpose, and that is to share a methodology that can be used within data science, to ensure that the data used in problem solving is relevant and properly manipulated to address the question at hand.

Introduction to Data Science Methodology

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