Calculation of sample size for Lot Quality Assurance Sampling

Lot number	Sub unit	Population	Sample proportion*
1	HMT Layout	15,000	16
	B K Nagar (slum)	3000	3
	Total	18,000	19
2	Thaneerhalli	3020	4
	Akkiyappa Garden	6407	8
	Sanjay Gandhi Nagar	1230	1
	B K Nagar (behind Keshava theatre)	7697	6
	Total	15,334	19
3	B K Nagar	7828	6
	M K Nagar	5772	5
	Brindavan Nagar	9380	8
	Total	22,980	19
4	Pampa Nagar	6000	19
	Total	6000	19

^*The sample proportion was done on the basis of the population of the individual areas in each lot