tau_func {FunnelPlotR} | R Documentation |
Calculate the between group standard error (tau2) using a dispersion factor
Description
Internal function to calculate the additional, between group , standard error (tau2) to add to S2.
Usage
tau_func(n, phi, S)
Arguments
n |
The number of groups for data items, e.g. hospitals trusts that z-scores are calculated at. |
phi |
The dispersion ratio, where > 1 means overdispersion |
S |
Standard error (within cluster, calculated in z-score process) |
Value
A numeric Tau2 value
[Package FunnelPlotR version 0.6.0 Index]