Understanding the Data Science Lifecycle

Data Science with Python 7 min min read Updated: Mar 07, 2026 Beginner
Understanding the Data Science Lifecycle
Beginner Topic 2 of 10

Data Science Lifecycle

Every successful data science project follows a structured workflow called the data science lifecycle.

Major Stages

  1. Problem definition
  2. Data collection
  3. Data cleaning
  4. Exploratory data analysis
  5. Model building
  6. Model evaluation
  7. Deployment

Python Example

python import pandas as pd df = pd.read_csv("sales.csv") print(df.head())

Next Tutorial

Next: Types of Data in Data Science

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