The Affordable Care Act requires that Americans purchase health insurance

What are the possible confounding variables in this study?

a) order effects b) history effects c) reactivity effects d) participant error effects

Although there is a considerable amount of evidence supporting the legal model, which of the following would support continuing to question the model?

A)Judges have no flexibility in the cases and precedents that are used in judicial decisions. B)Judges routinely cite legal principles and case law when authoring decisions. C)Judges exercise considerable discretion in choosing which cases and precedents to cite in their decisions. D)Judges rarely use precedent and case law when authoring key legal decisions.