Question: 1.) Consider two variables with a possible association. Write which one is the explanatory variable and which one is the response variable. Explanatory variable: Response

1.) Consider two variables with a possible association. Write which one is the explanatory variable and which one is the response variable.

Explanatory variable:

Response variable:

2.) Based on what two variables you chose; which study is more appropriate; a design of experiment or an observational study? Discuss your choice in five sentences.

Both studies need to include two components,randomizationandreplication.

3.) Explain your study in detail. In this step, you may insert a plot, a graph or a diagram, if necessary.

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