1) John W and J. David Creswell explain 3 research approaches (quantitative, qu

1) John W and J. David Creswell explain 3 research approaches (quantitative, qualitative, and mixed methods). Define what each approach is.
2) Briefly explain the different worldviews (Postpositivist, Constructivist, Transformative, and Pragmatic.
3) In addition, give examples of different research designs (Ex: Quantitative – Experiments, Qualitative- Ethnographies and Mixed Methods- Explanatory Sequential) 
4) And explain how quantitative, qualitative, and mixed methods designs provide specific direction for the procedures of a research study.