Percentiles can be converted into quintiles and deciles,where quintiles divide the data into fifths,and deciles divide the data into tenths.

Percentiles

Measures that divide a data set into 100 equal parts, indicating the percentage of data below a certain value.

Quintiles

A statistical measure that divides a population or dataset into five equal groups or parts, according to a particular variable.

Deciles

Divisions of a dataset into ten equal parts, where each part represents 10% of the data’s distribution.