Jumlah Sampel Minimal untuk EFA

1. Guilfort (1954) recommend minimum sample size 200 for consistent factor recovery.
2. Comrey (1973) suggest a range minimum sample sizes, from 50 (very poor) to 1000 (excellent) and advised to researcher sample size larger than 500.
3. Gorsuch (1974) sample size below 50 (small) & above 200 (larger).
4. Cattell (1978) proposed 500 would be a good sample size & however 200 or 250 could be acceptable.
5. Boomsma (1982) sample size less 100 (dangerous) & recommend 200 (safe) sample size.
6. Maccallum et al., (199) & maccallum et al., (2001) minum sample size of 60.
7. Sapnas and Zeller (2002) sample size range 50-100 was adequate.
8. etc.

de Winter, JCF de, D. I. M. I. T. R. A. Dodou∗, and P. A. Wieringa. “Exploratory factor analysis with small sample sizes.” Multivariate behavioral research 44, no. 2 (2009): 147-181.