After you fit your model, enter your model into the str() function. It will print the slots of your model. You can use the slot names to extract what you need.
@@statisticsninja Thank you for reply, I hope you would share a video on how to obtain item and test information functions in multidimensional confirmatory IRT. 😀
@@statisticsninja Hi, I constructed a model as follows as far as I understand your presentation. Besides, I want to learn the test information function and item function parameters, but, I havent understood them. I tried to code them at below of the syntax but I am not sure. Model -------------------------------------- library(mirt) library(latticeExtra) cfa
@@MrArdahazalI hope this helps. I posted the RMarkdown file on my website's shared files section. ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-k_oNhQ9Fy6w.html
