How are calorie norms fixed for an average rural person and an average urban person in India for poverty line?
First of all, the composition of population in rural and urban areas is ascertained. The entire population is categorised into sixteen categories on the basis of age, sex and activity and calories for each group are ascertained. Now calorie requirement of a certain group is multiplied by its proportion in the population. Adding all such products, we get the average calorie requirements for rural and urban person, which was fixed at 2400 and 2100 calories respectively.