What does a research Hierarchy Look Like

Please see directions in attached file.

I listed the Levels of Research Hierarchy immediately below.

Level 1 – Systematic review and Meta Analysis

Level II – Randomized Control or Experimental

Level III – Quasi Experimental

Level IV – Descriptive correlation, Predictive Correlation and Cohort studies

Level V – Mixed Methods systematic review and qualitative meta-synthesis

Level VI – Descriptive Study

Level VII – Opinions of expert committees and authorities.