Скачать или смотреть Descriptive Statistics in R: Mean, Median, Correlation, Skewness & More | Data Analysis with R

In this R for Data Analysis tutorial (Day 7 of the 10-Day Challenge), we dive into Descriptive Statistics — a key foundation in any data science workflow. Using a real-world sales.xlsx dataset, you'll learn how to summarize, interpret, and understand patterns in your data.

🔍 Topics Covered:

Measures of Central Tendency: Mean, Median

Measures of Dispersion: Standard Deviation, Range, IQR

Shape of Distribution: Skewness

Correlation Between Numeric Variables

Cross-tabulations for Categorical Data

How to Interpret These Metrics as a Data Analyst

🛠 Tools: R + readxl, e1071 libraries
📁 Dataset: sales.xlsx

This session will help you uncover hidden patterns and insights in your data before moving to modeling or visualizations.

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