Predictions are then made by multiple linear regression, principal component regression and latent root regression.
Spálíkön eru svo byggð með margfaldri línulegri aðhvarfsgreiningu (e. Multiple Linear Regression), meginþátta-aðhvarfsgreiningu (e. Principal Component Regression) og eigingilda-aðhvarfsgreiningu (e. Latent Root Regression).