Identifying or clarifying a problem, Women in one maternity clinic were dying from childbed fever at much higher rates than women in another maternity clinic., Developing a testable theory inductively, Doctors were carrying infectious material from autopsies to patients on their hands., Using deduction to make predictions, If contaminated hands cause childbed fever, then disinfecting doctors' hands should reduce deaths., Testing the hypothesis, Semmelweis required doctors to wash their hands with a chlorine solution before examining patients., Observing the results, Deaths from childbed fever fell dramatically after the intervention., Rejecting or refining hypothesis, The results supported his hypothesis that disease was being transmitted to patients by doctors' contaminated hands.

Hypo-Thetico Deductive Method

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