For 100 births P exactly 58 girls 0 0223 and P 58 or more girls 0 067 Is 58 girls in 100 births a significantly high number of girls Which probability is relevant to answering that question Consider a number of girls to be significantly high if the appropriate probability is 0 05 or less The relevant probability is so 58 girls in 100 births GEILE a significantly high number of girls because the relevant probability is 0 05