Viola Lyu

3 Questions 7 Answers 0 Followers

Questions related from Viola Lyu

How to increase Cronbach's Alpha in EFA?

I am developing a scale for volunteer motivation with 10 dimensions, where 6 dimensions with low Cronbach's Alpha (0.507, 0.651, 0.681, 0.663, 0.621, 0.654). The other 4 dimensions' are okay...

02 June 2023 9,808 2 View

Should I remove one at a time or all crossloading and non-significant items at once in EFA?

I am confused about removing items in EFA and couldn't find any guidance paper. I tried to delete one item every time. Therefore, I am able to delete the ones I don't want (different from what I...

26 May 2023 1,729 9 View

How to choose rotation method in EFA if some of the factors are correlated while some are not?

Some of the factors are correlated and some are not, then how can I choose the rotation methods? I have tried both. With oblique rotation, too many factors were generated. Orthogonal rotation...

24 May 2023 1,279 3 View