Model Planning - Describe Details of This Phase, Including Activities and Associated Roles DATA-SCIENCE-FOUNDATIONS Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   What is a typical output produced during the model planning phase?

   • AA cleaned and normalized dataset ready for analysis.
   • BA deployed API endpoint serving predictions to applications.
   • CA documented model design that includes the chosen technique and evaluation criteria.
   • DA trained model with validated accuracy on the test set.
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2. 22application · medium

   A healthcare analytics team is planning a model to predict patient readmission risk. The team includes a data scientist, a business analyst, and a data engineer. During the model planning phase, which responsibility is most appropriate for the business analyst?

   • ASelecting the specific machine learning algorithm, such as random forest or gradient boosting.
   • BDefining the business problem and success criteria, such as reducing readmissions by 10%.
   • CWriting the code to train the predictive model using the prepared dataset.
   • DBuilding and maintaining the data pipeline that feeds the model with clean data.
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   In the data analytics lifecycle, where does the model planning phase typically occur relative to the other phases?

   • AIt occurs after model building and before model evaluation.
   • BIt is the first phase, occurring before data discovery and data preparation.
   • CIt occurs only at the end, after deployment and communication of results.
   • DIt occurs after data preparation and before model building/execution.
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5. 24foundation · easy

   Which role is primarily responsible for selecting the modeling technique and defining the model's statistical approach during model planning?

   • ABusiness analyst
   • BData engineer
   • CProject manager
   • DData scientist
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6. 25application · medium

   A media company is planning a content recommendation model. The team includes a data scientist, a business analyst, and a data engineer. During model planning, which responsibility is most appropriate for the data scientist?

   • AEnsuring the content data is available and properly formatted.
   • BDefining the business KPIs for the recommendation system.
   • CSelecting the recommendation algorithm and defining the model's success metrics.
   • DPresenting the model plan to the executive team.
   Reveal Solution Discussion Select an answer first