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Underlying Calculation for Standard Deviation Factors

Дата публикации: Apr 28, 2025
Задача
What is the underlying calculation tableau uses for standard deviation. More specifically, what is the underlying calculation for the standard deviation factors in Tableau?
Действия
The calculation Tableau Desktop is running for Standard Deviation is what every text book lists as the definition of standard deviation.

The -1/1 factor is AVG - 1*STDEV and AVG + 1*STDEV and the -2/2 factor is AVG - 2*STDEV and AVG + 2*STDEV.
Дополнительные ресурсы
The attached workbook contains examples of calculating the -1/+1 manually using Table Calculation Functions.
Номер статьи базы знаний

001458006

Вложения

Stdev.twbx

449 KB

 
Загрузка
Salesforce Help | Article