1. Estimating average values
1.1 Statistical samples of physical variables
1.1.1 Collection of physical variables
When building up a statistical sample, the selection of variables plays a vital role, as their collection must be linked to conditions of stationarity and consistency. In many configurations, the phenomenon under analysis is similar to a signal that can be likened to a random function. Let's call this function x (t), where the symbol x designates the random amplitude variable and t the reference variable whose value we can control very precisely....
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Estimating average values
Comparing physical variables with laws of probability
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