=+14.2 A proble in a sa Streng in the gonom model to relate the dependent variable y 5 individual’s rating of acceptable load (kg)

to k 5 3 independent (predictor) variables:

x1 5 extent of left lateral bending (cm)

x2 5 dynamic hand grip endurance (sec)

x3 5 trunk extension ratio (N/kg)

Suppose that the model equation is y 5 30 1 .90x1 1 .08x2 2 4.50x3 1 e and that s 5 5.