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# How Data Influences Decision-Making

Data is more than numbers — it’s a way to tell stories and make informed decisions.

In today's world, organizations prioritize **data-driven decision-making** over relying on intuition or guesswork.

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## Hands-on Practice with Data-Driven Decisions

In this notebook, you’ll explore how to use marketing performance data to guide strategic business choices.

* Structure and process data using `NumPy` and `Pandas`
* Visualize insights with `Matplotlib`
* Interpret results to extract insights that drive smarter strategic decisions

The visualization shows that phones account for the largest portion of revenue, while accessories contribute the least. This insight helps managers decide where to allocate resources more effectively.

How Data Influences Decision-Making

Hands-on Practice with Data-Driven Decisions

What insight does the revenue visualization provide to the company?