I'm trying to understand the meaning of SXX and SXY. Could someone explain what these terms represent and how they are typically used in statistics or data analysis?
6 answers
noah_smith_researcher
Tue Dec 10 2024
Sxy represents the covariance between x and y when divided by n.
EmilyJohnson
Mon Dec 09 2024
These calculations are essential in statistics for understanding the relationship between two variables.
Chiara
Mon Dec 09 2024
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WindRider
Mon Dec 09 2024
Sxx, on the other hand, signifies the variance of x when divided by n.
Silvia
Mon Dec 09 2024
To calculate Sxy, one needs to follow a specific formula. It involves multiplying each corresponding value of x and y, summing these products, and then subtracting the product of the sums of x and y. This entire result is then divided by n.