posted by chris .
what is the definiton of meta analysis
is a statistical procedure by which the results of many studies are combined to estimate the magnitude if a particular effect.
So basically it procedure for estimating the magnitude of experimental effects reported by published studies
Although Sairas answer is correct, I searched Google under the key words "meta analysis" to get these possible sources:
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.
This may be more information than you wanted, but I hope it helps a little more. Thanks for asking.