•Literacy index ranged from 0 literacy to 100 percent literacy for the population aged 15 years and more
•Infant mortality rate from 229 to 7 per thousand births
•Life expectancy at age one from 38 to 77 years.
•The range for each component index was based on the examination of the historical experience of the countries concerned. (These ranges can be changed as the context changes)
•They argue that PQLI measures the combined effects of nutritional status, public health facilities, family income and social relations