PSY100H1 Lecture Notes - Orlov Trotter, Descriptive Statistics, Animal Cognition
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PSY100H1 Full Course Notes
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Critical evaluation: ignaz semmelweis & childbed (puerperal) fever (1847) Childbed fever was common in the mid-19th century hospitals and had a mortality rate between 10 . While working as an assistant at the maternity department of the vienna lying-in hospital a colleague was injured while performing an autopsy, subsequently fell ill and died of the same symptoms. Deducing that the instruments, people and area were contaminated, he instituted mandatory hand washing. After instituted hand washing with chlorinated lime solutions for interns who had performed autopsies, child mortality rates at the hospital dropped from 10% to 1 2%. Scientific method a systematic procedure of observing and measuring phenomena to obtain these four goals of scientific inquiry. A theory (explanation for a large number of interconnected ideas and concepts that we observe in the natural world) helps us make predictions about future events. A good theory allows us to generate a hypothesis (a testable prediction derived from a theory).
