In calculating the variance of a mean or in constructing an approximate F-test, it is frequently necessary, particularly with unbalanced data, to form a linear function of mean squares, MS=Σ α iMSi, ...

Estimating Coefficients and Predicting Values The equation y = mx +b represents the most basic linear regression equation: x is the predictor or independent variable y is the dependent variable or ...

Simple linear regression is commonly used in forecasting and financial analysis—for a company to tell how a change in the GDP could affect sales, for example. Microsoft Excel and other software ...

Nicole Krämer, Masashi Sugiyama, The Degrees of Freedom of Partial Least Squares Regression, Journal of the American Statistical Association, Vol. 106, No. 494 (June 2011), pp. 697-705 ...