Unfortunately Gpower its not advanced enough to give you information about the required sample size of a SEM model see here for more: www.researchgate.net/post/How_can_we_use_Gpower_sample_size_software_for_calculating_our_sample_in_structural_equation_modeling
Hello dear Tony.
Can we use G-Power for SEM studies? What stages do we need to choose in G-Power if we can use it?
Unfortunately Gpower its not advanced enough to give you information about the required sample size of a SEM model
see here for more: www.researchgate.net/post/How_can_we_use_Gpower_sample_size_software_for_calculating_our_sample_in_structural_equation_modeling