which study should random effect be applied can random effect model be used for two separate studies why can't i compute the mean of the results of 2 studies with contradictory results can i use the random effect model for 2 studies with opposite results can random effect models be used for meta-analysis can two studies have the same outcome? what is the overall mean under the random effect model in meta can 2 studies have the same result can you compare two studies on the same random effect can two studies be considered opposite results are meta-analyses allowed to compute the mean of two random-effect models can random effect models be used for meta-analysis? can two studies be used for a meta-analysis can you do two opposite studies can two studies have opposite results can we use the random effect model to compare two studies of a study which model is used to analyze two studies with very different results why aren't random effect models used in meta-analyses how to tell the difference in the results of a meta-analysis in two studies with an overall outcome can I use a random effect model in metaanalysis