class midpoint
[/klæs ˈmɪdpɔɪnt/]
nounpl: class midpoints
ponto médio da classe
1. The average value of the upper and lower boundaries of a class interval in a frequency distribution; used in statistical analysis to represent all values within that class
In the class interval 10-20, the class midpoint is 15.
No intervalo de classe 10-20, o ponto médio da classe é 15.
2. A value calculated by adding the lower class limit and upper class limit, then dividing by two
To find the class midpoint, add the lower and upper limits and divide by two.
Para encontrar o ponto médio da classe, adicione os limites inferior e superior e divida por dois.
This is primarily technical statistical terminology used in educational and professional contexts in both Brazil and the USA. It is especially common in mathematics, statistics, economics, and data analysis courses. The term is standardized across both Portuguese-speaking and English-speaking academic institutions.
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