Table 3.  Regression statistics table.
 

SETS

TEACHING

VALIDATION

TESTING

ARITHMETICAL AVERAGE

2.84758

2.78802

2.89208

STANDARD DEVIATION

.36506

.33382

.37626

AVERAGE ERROR

-.00010

.00344

.00111

AVERAGE ERROR DEVIATION

.01956

.02956

.03442

AVERAGE ABSOLUTE ERROR

.01496

.02387

.02587

STANDARD DEVIATION QUOTIENT

.05357

.08854

.09149

CORRELATION

.99856

.99613

.99591