June 2025
Intermediate to advanced
515 pages
17h 5m
English
Content preview from Python For Engineering and Scientific Computing
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9.7 Regression Analysis
A regression analysis is a statistical analysis method that examines the relationships between two variables: a dependent variable Y (also called the outcome variable) and an independent variable X (also called the influencing variable). Regression analyses are always used when correlations need to be described or predicted in terms of quantities. Mathematically, the influence of X on Y is symbolized by an arrow:
X → Y
I want to use a simple example to describe the regression analysis method: In a storage room for synthetic fibers, there is a certain relative humidity. Over a period of 15 days, the relative humidity of the room (X) and the moisture content of the synthetic fiber (Y) are measured once a day. A regression ...
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