Measurement Design in a Research; one of the most important factors

Measurement Design in any research has a comprehensive meaning; it refers to 

(1) specifying the research Objectives, 
(2) determining a list of variables to be studied,  
(3) operational definition of the variables that are intended to be studied,  
(4) selection of appropriate measurement tools for any variables, 
(5) development of measurement tools and research tools, and 

(6) data collection. 

>>> A Case Study of Measurement Design<<<