Anon asks: Do you have the study where they compare meta analysis to pre-registered trials Yes, but let's look at the wider issue. So you have some question. You want to know whether treatment X works for medical problem M, or whether intervention I works to promote socially desired outcome O. How do you find out? Naturally, you turn to Science™. But which science? You start searching, if you possess above average skills at this, you use
Even if RCTs are difficult to conduct in psychology, especially double-blind, it is possible to design and realize experiments after stratification and then randomization allowance of groups ...
wow - this is pretty stunning - it looks like we can throw out darn nearly everything that doesn't have multiple replications with pre-registration. Is there a list of everything that fits into the very top of the pyramid?
Even if RCTs are difficult to conduct in psychology, especially double-blind, it is possible to design and realize experiments after stratification and then randomization allowance of groups ...
wow - this is pretty stunning - it looks like we can throw out darn nearly everything that doesn't have multiple replications with pre-registration. Is there a list of everything that fits into the very top of the pyramid?