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Consider the following scenario when answering the following questions:
In 2000,researchers Brigitte Madrian and Dennis Shea analyzed the 401(k) savings behavior of employees in a large U.S.corporation before and after an interesting change in the company 401(k) plan.
Before the plan change,employees were not automatically enrolled as participants in the company 401(k) plan upon being hired and were required to complete paperwork if they wanted to opt in.After the plan change,new employees were automatically enrolled in the 401(k) plan and were required to complete paperwork if they wanted to opt out.The amount of time and effort required to either opt in or opt out was approximately equal.None of the economic features of the plan changed.
-A finding of no significant difference in 401(k) plan participation after the plan change provides evidence that employee 401(k) participation decisions are made ________,and ________ effects do not exist in the context of 401(k) plan participation.
Single Subject Designs
Research designs focusing on the response of a single participant or subject to controlled conditions or variables.
Generalized
Describes concepts or conclusions that are extended to apply broadly across multiple situations or populations without specific details.
Carryover Effects
A phenomenon in repeated measures designs where the effect of previous condition(s) carries over to influence performance in subsequent condition(s).
AB Design
A basic experimental design consisting of a control phase (A) followed by a treatment phase (B), used primarily in behavior analysis to assess the effect of a treatment or intervention.
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