The resulting data appear in the following table. The data are also available on

The resulting data appear in the following table. The data are also available on our course Blackboard site in files DASL_DRP_data.xls and DASL_DRP_data.sav.TreatedControl2442434358557126436249376133444167194954532056855946521062175460575333424637434257552848a)Was this an experimental or observational study? Explain.b)Identify the explanatory variable. Is the explanatory variable numerical or categorical? Is it discrete continuous nominal or ordinal? Explain.c)Identify the response variable. Is the response variable numerical or categorical? Is it discrete continuous nominal or ordinal? Explain.d)Construct an informative graphical display to represent the distributions of DRP scores in the two groups. e)Report relevant descriptive statistics for the DRP scores in the two groups.f)Use the information in parts (d) and (e) as the foundation for a description and comparison of the important features of the distributions of DRP scores in the two groups.g)Write a brief overall conclusion for an intelligent but non-statistical reader describing the results of this study in the context of the research.