I'm studying statistics and came across the terms SXX and SYY. I'm not sure what they represent or how they're used. Could someone explain these terms to me in simple language?
7 answers
Federico
Tue Dec 10 2024
It is calculated by summing up the product of the differences between each x value and its mean, and the differences between each corresponding y value and its mean.
CryptoGladiatorGuard
Tue Dec 10 2024
Sxx represents a specific mathematical calculation.
ZenHarmony
Tue Dec 10 2024
It involves summing up the squares of the differences between each individual x value and the mean of all x values.
Raffaele
Tue Dec 10 2024
This process highlights the variance in x values around their average.
LitecoinLodestar
Tue Dec 10 2024
Sxy, on the other hand, focuses on the relationship between x and y values.