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3 cards from this section. Quick, good the night before a test.
What does ETL stand for?
Think about the steps to prepare data for analysis.
Name a tool used for creating data pipelines.
Consider popular tools you might have heard of.
What is the primary function of a data pipeline?
Remember the steps involved in preparing data.
True or False: Preprocessing is unnecessary if the data comes from a trusted source.
Consider reasons behind data cleaning.
How would you explain the importance of each step in a preprocessing pipeline to a peer who is new to ML?
Focus on the impact on model accuracy.
In a given dataset, how would the absence of a preprocessing step affect the performance of a predictive model you develop?
Consider how data quality influences learning.
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