Position measurements

Position measurements

1. Quartiles

   • It is identified by the letter Q; it divides the data into four equal parts.
     • Q1= 25% Q2=50% Q3=75% Q4=100%
     • Position in non-clustered data:
     • Position in grouped data:

2. Decile

   • It is identified by the letter D; in this the data is divided into 10 equal parts.
     • Position in non-clustered data:
     • Position in grouped data:

3. Percentile

   • It is identified by the letter P; in this case, the data is divided into 100 equal parts.
     • Position in non-clustered data:
     • Position in grouped data:

4. These measures facilitate obtaining information from the data series provided.

5. Ayala, S. (2020) Estadística 9.- Cuartiles, Deciles, Percentiles. Escuela Superior Tepeji del Río. https://www.uaeh.edu.mx/division_academica/educacion-media/repositorio/2010/6-semestre/estadistica/cuartiles-deciles-y-ercentiles.pdf

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