来自石来德的问题
【Inacertainregionofthecountryitisknownfrompastexperiencethattheprobabilityofselectinganadultover40yearsofagewithcanceris0.05.Iftheprobabilityofadoctorcorrectlydiagnosingapersonwithcancerashavingthediseaseis0.】
Inacertainregionofthecountryitisknownfrompastexperiencethattheprobability
ofselectinganadultover40yearsofagewithcanceris0.05.Iftheprobabilityofa
doctorcorrectlydiagnosingapersonwithcancerashavingthediseaseis0.78andthe
probabilityofincorrectlydiagnosingapersonwithoutcancerashavingthediseaseis
0.06,whatistheprobabilitythatapersonisdiagnosedashavingcancer?
1回答
2020-06-07 18:48