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#1
03-24-2012
 USMLE Forums Master Steps History: 1+CK+CS+3 Posts: 529 Threads: 57 Thanked 284 Times in 152 Posts Reputation: 294
sampling bias n selection bias??!

whats the difference between selection bias n sampling bias?? they seem the same to me!

#2
03-25-2012
 USMLE Forums Addict Steps History: Not yet Posts: 166 Threads: 55 Thanked 32 Times in 25 Posts Reputation: 42

Sampling bias occurs when you choose your sample which is the 1st step of a research
selection bias (AKA grouping bias) --> occurs when you select which subject goes to the control group and which to the experimental..
 The above post was thanked by: Mjam (02-10-2014), numbndumb (03-25-2012), Taayseer (09-15-2014)

 Tags Biostatistics-Epidemiology

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