Pretending that the pooled variance estimate s2 = 0.017 is not available in the ȳ analysis of the leaf spring experiment, use the IER version of Lenth’s method to test significance of the effects....

Pretending that the pooled variance estimate s2 = 0.017 is not available in

the ȳ analysis of the leaf spring experiment, use the IER version of Lenth’s

method to test significance of the effects. Compare your results with those in