what is funnel plot in meta analysis when to use funnel plot on studies what does funnel plot mean in research what is a funnel plot for an observational meta-analysis what is funnel plot how to create a funnel plot does the funnel plot work for the study of prevalence can you use funnel plot to plot prevalence can you plot prevalence in a funnel plot how to draw a funnel plot in meta analysis how to do a funnel plot for a meta study what is funnel plotted how to draw a funnel plot for an observational meta-analysis when using funnel plot what is it do you have to have effect sizes can you plot prevalence in funnel plot what is funnel plot in epidemiology what is the funnel plot in a research study what is the function of a funnel plot in epidemiology can a study plot prevalence