Does the lottery method always give you a Random Sample ? Explain

cbse
collectionofdata

#1

Lottery Method : This is a very common and popular method of taking a random sample. Under this method, all items of the universe are given separate numbers on separate slips. Now these slips ; are mixed up in a container. Then selection is made blindly of the number aj slips that are required for the sample. The slips drawn will constitute the random sample.