ANALYSIS OF QUANTITY AND QUALITY OF LIGHT IN SCHOOLS AND RESIDENTIAL AREA OF CHENNAI CITY, TAMILNADU, INDIA

A preliminary investigation of one of each of municipal and the private school were studied by questionnaire and interview was undertaken to familiarize the author with the lighting situations in the schools and the residences of the school going children in Chennai City and also to obtain guide lines for structuring final interview schedule. The sample selected for this preliminary investigation consisted of 25 children from each school. The responses obtained were analyzed and utilized along with other literature to develop the final instrument. The final instrument was developed based on the objectives of study and consisted two separate schedules for schools and residential visits. In spite of being time consuming interview method was chosen for present study as to safeguard against non return and incomplete responses from school and students family, to establish rapport with respondents so that authentic data could be collected.