📏 Standard Deviation Explained Simply | Day 12 | Dispersion Part 2 | Statistics for Data Science
📘 Day 12 of the Complete Statistics for Data Science series is here on BrainLab Techies!
In this video, we dive into one of the most important measures of dispersion — the Standard Deviation. It tells us how spread out the values are from the mean, and it’s used widely in everything from data science to finance, machine learning to research.
🔍 What you’ll learn:
What is Standard Deviation?
How it differs from Variance
Why it’s essential in statistics & machine learning
Easy formula breakdown with step-by-step explanation
Use cases of standard deviation in the real world
Practical examples for grouped and ungrouped data
How SD helps in understanding data variability
📌 Understanding Standard Deviation will strengthen your foundation for advanced topics like confidence intervals, hypothesis testing, and model evaluation.
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