Figure 12  November CET predictions of multiple regression model using November P, S  & C indices for period used to
develop model (1881-1970) and for 1971-2003 compared with observed November CET 1881-2003 and the model
errors (observed - predicted CET).

Equation: Nov CET = 5.964 + (0.03101 x Nov P) + (0.05502 x Nov S) + (0.01176 x Nov C) which explains 43% of variation in Nov CET.