Sampling; Variability of the Data 



Table C -I: -^pproxiiiiate Coefficiejits of 



Variation for Estimates of Number 



of Establishi.ients 



Number of 



Establishments 



in Estimate 



100 



200 



500 



1,000 



2,000 



5,000 



10,000 



20,000 



50,000 



100,000 



200,000 



500,000 



Coefficient of Variation 

 if Estimate Applies to - 



8k 



