R Scatter Plot

R Scatter Plot

📊 R Scatter Plot

A Scatter Plot in R is used to show the relationship between two numeric variables.

Each point represents one observation, making it ideal for correlation and trend analysis.

 1. Basic Scatter Plot

Use the plot() function (default is scatter plot).


 

 2. Scatter Plot with Title & Labels



 

 3. Change Point Color & Shape



 

📌

  • col → color

  • pch → point shape

 4. Change Point Size



 

 5. Add a Trend Line



 

✔ Shows linear relationship

 6. Multiple Scatter Plots


 

 7. Scatter Plot Using Data Frame


 

 8. Add Grid



 

 9. Pairwise Scatter Plot



 

✔ Shows scatter plots between all numeric columns

📌 Summary

  • Scatter plots show relationships

  • Default plot type in R

  • Highly customizable

  • Trend lines help analyze correlation

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