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doommaggot · 3447 days ago · link · · parent · post: Parapsychologists do scientific studies proving they are right - and alarmingly often
Meta analyses absolutely are done in hard science fields. Use of statistics and mathematical backing is very much done in social science fields. Biology makes use of blinded studies. Physics has used some blinded studies as well. The amount of heterogeneity between hard sciences and soft sciences is virtually identical.