AIF-C01 Question #22: Real Exam Question with Answer & Explanation

The correct answer is C: Exploratory data analysis. Exploratory data analysis (EDA) involves understanding the data by visualizing it, calculating statistics, and creating correlation matrices. This stage helps identify patterns, relationships, and anomalies in the data, which can guide further steps in the ML pipeline.

Submitted by parkjh· Mar 30, 2026

Question

A company is building an ML model. The company collected new data and analyzed the data by creating a correlation matrix, calculating statistics, and visualizing the data. Which stage of the ML pipeline is the company currently in?

Options

AData pre-processing
BFeature engineering
CExploratory data analysis
DHyperparameter tuning

Explanation

Exploratory data analysis (EDA) involves understanding the data by visualizing it, calculating statistics, and creating correlation matrices. This stage helps identify patterns, relationships, and anomalies in the data, which can guide further steps in the ML pipeline.

Topics

#ML pipeline stages#Exploratory data analysis#Data analysis#Data visualization

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