sampling with order and without order

[saeddawoud]

hello
in Probability what is the difference between sampling with order and sampling without order.
Thanks in advance
Regards

 

[harsha_jois]

Hi.
If the data you have is sorted or ordered like an alphabetical list etc. you do ordered sampling.
where as if the data is vast and has no pre- sorting then the sampling will be without order.
Examples may be finding a name in a phone book and finding a name in a census list.