- 𝑄1st= Quartile 1: Separates the bottom25% of data from the top 75%.
- It is the median of the bottom half of the data set.
• 𝑄2 (median)
: Separates the bottom 50% of the data set from the top 50%.
• 𝑄3 (3rd Quartile)
: Separates the bottom 75% of data from the top 25%.