The statistical technique that identifies the relationship between a series of variable data points for use in forecasting future variables is called in human resource forecasting.

regression analysis                                  

Explanation:          

Regression analysis: In statistics, the term "regression analysis" is described as one of the statistical methods that helps a researcher or investigator to examine the specific relationship that exists between two or more than two variables while researching. Regression analysis is of various types, however, they all examine the impact of one or more than one independent variables on a given dependent variable.

In the question above, the given statement signifies "regression analysis".

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