Bread & Butter of Instrument Design in Health Sciences

Abstract

Information from respondents can be gathered through various sources and instrument or questionnaire or scale is one of these. One researcher can look from different perspectives just like an artist can see a seen and take his brush to capture it on canvass at the same time he has choices of oil or water or mixed medium. you first choose subjects but at the same time you have to consider proper methodology so that your focus may be on the right things you want to measure. Your personal beliefs and opinions ma y distort the independence and impartiality that need to be considered when getting responses from audience. The development of questionnaire starts from brainstorming from where you get the pool of items to be included.