tertile

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Tertile

Definition:

A tertile refers to one of three equal divisions that a sample or population can be divided into based on a numerical value, such as percentiles or rankings. Each tertile represents one-third of the total, indicating the distribution of data into three equal parts.

Sense 1: Noun - Mathematical Analysis:

In the field of mathematical analysis, a tertile is a statistical term used to divide a set of data into three equal parts. It helps in understanding the distribution and relative standing of different values within a dataset.

Example Sentence 1:

In order to analyze the students' test scores, the teacher divided the class into tertiles to identify those who needed additional support.

Example Sentence 2:

The researchers classified the population's income distribution into tertiles to examine the economic disparity within the region.

Sense 2: Noun - Statistics:

In statistics, tertile refers to the values that divide a dataset into three equal parts or groups, each representing approximately one-third of the total observations. Tertiles are used to compare and analyze data distribution.

Example Sentence 1:

The study showed that the tertile analysis of the sales data highlighted significant variations in consumer preferences across different age groups.

Example Sentence 2:

By dividing the dataset into tertiles based on product ratings, the researchers identified the top-rated items among customers.