Πιθανότητα εγκυμοσυνης

Question

&Gamma;&epsilon;&iota;&alpha; &sigma;&alpha;&sigmaf;..&omicron;&nu;&omicron;&mu;ά&zeta;&omicron;&mu;&alpha;&iota; &Gamma;&omega;&gamma;&omega; &kappa;&alpha;&iota; &epsilon;&iota;&mu;&alpha;&iota; 17 &chi;&rho;ό&nu;&omega;&nu;. &Pi;&rho;&iota;&nu; &alpha;&pi;ό 3 &mu;&epsilon;&rho;&epsilon;&sigmaf; &omicron;&lambda;&omicron;&kappa;&lambda;ή&rho;&omega;&sigma;&alpha; &gamma;&iota;&alpha; &pi;&rho;ώ&tau;&eta; &phi;&omicron;&rho;ά &sigma;&tau;&eta;&nu; &alpha;&rho;&chi;ή &mu;&epsilon; &pi;&rho;&omicron;&phi;&upsilon;&lambda;&alpha;&kappa;&tau;&iota;&kappa;ό &alpha;&lambda;&lambda;ά &sigma;&tau;&eta; &sigma;&upsilon;&nu;έ&chi;&epsilon;&iota;&alpha; &chi;&omega;&rho;ί&sigmaf;.. &Eta; &pi;&rho;&omicron;&eta;&gamma;&omicron;ύ&mu;&epsilon;&nu;&eta; &mu;&omicron;&upsilon; &pi;&epsilon;&rho;ί&omicron;&delta;&omicron;&sigmaf; ή&tau;&alpha;&nu; &sigma;&tau;&iota;&sigmaf; 11/4-17/4 &kappa;&alpha;&iota; έ&chi;&omega; &kappa;ά&pi;&omega;&sigmaf; &sigma;&tau;&alpha;&theta;&epsilon;&rho;ό &kappa;ύ&kappa;&lambda;&omicron; 25-28 &mu;&epsilon;&rho;&epsilon;&sigmaf;..&Omicron; &sigma;ύ&nu;&tau;&rho;&omicron;&phi;&omicron;&sigmaf; &mu;&omicron;&upsilon; &delta;&epsilon;&nu; &epsilon;&kappa;&sigma;&pi;&epsilon;&rho;&mu;&alpha;&tau;&omega;&sigma;&epsilon; &mu;&epsilon;&sigma;&alpha;,&kappa;&alpha;&iota; &tau;ώ&rho;&alpha; &epsilon;ί&nu;&alpha;&iota; &mu;έ&rho;&epsilon;&sigmaf; &nu;&alpha; &delta;&omega; &pi;&epsilon;&rho;ί&omicron;&delta;&omicron;..&Upsilon;&pi;ά&rho;&chi;&epsilon;&iota; &kappa;&alpha;&mu;ί&alpha; &pi;&iota;&theta;&alpha;&nu;ό&tau;&eta;&tau;&alpha; &nu;&alpha; &epsilon;ί&mu;&alpha;&iota; &epsilon;&gamma;&kappa;&upsilon;&omicron;&sigmaf;;;;