The dataset 'mbti_1.csv' has discrepancies in MBTI type frequencies compared to real-world estimates:

1. **INFJ**: Dataset frequency is 0.169; expected 0.01.
2. **INFP**: Dataset frequency is 0.211; expected 0.04.
3. **INTJ**: Dataset frequency is 0.126; expected 0.02.
4. **INTP**: Dataset frequency is 0.150; expected 0.03.
5. **ENTP**: Dataset frequency is 0.079; expected 0.04.
6. **ISTJ**: Dataset frequency is 0.024; expected 0.08.
7. **ESTJ**: Dataset frequency is 0.004; expected 0.09.
8. **ISFJ**: Dataset frequency is 0.019; expected 0.09.
9. **ESFJ**: Dataset frequency is 0.005; expected 0.12.
10. **ISTP**: Dataset frequency is 0.039; expected 0.05.
11. **ESTP**: Dataset frequency is 0.010; expected 0.05.
12. **ISFP**: Dataset frequency is 0.031; expected 0.09.
13. **ESFP**: Dataset frequency is 0.006; expected 0.08.

These frequencies do not align with real-world estimates.