A-B-A-B design could provide the most valid non intervention measure with demonstration of experimental control.
In statistics, the experimental design, also known as the design of experiment (DOE), is described as the layout of an information-gathering experiment in which a variation may or may not be present. Typically, controlled experiments use this phrase. In order to make the results more reliable, these tests minimize the impacts of the variable. In this design, a group of people, plants, animals, etc. may participate in an experimental unit's procedure.
Pre-experimental research designs are the most straightforward kind of experimental research designs in statistics. Following the identification of some factors as causes and effects, a group or groups are kept under observation in this method. Typically, this approach is used to determine whether the targeted group need additional research. This is the reason why this procedure is regarded as being economical.
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Answer:
<em>Since there are no options, I'll answer the question according to my understanding.</em>
The concept of triadic closure suggests that if a strong tie would exist between Michelle and Brenda, as well as Michelle and J.ulie, then a strong tie would also exist between Brenda and J.ulie.
Explanation:
The "triadic closure" is a theory that was proposed by <em>Georg Simmel </em>regarding <em>"social networking.</em>" This shows the relationships among people and how their relationships evolve over time.
In the situation above, Michelle brings Brenda and J.ulie together which means Michelle is acting as the local bridge. So, this is the reason why Brenda and J.ulie stay friends. This concept is true, provided that both Brenda and J.ulie desire to be friends with each other. If not, then they are not satisfying the triadic closure property.
The Republicans, they took control of all state governships, and legislatures.