STAB23H3- Final Exam Guide - Comprehensive Notes for the exam ( 31 pages long!)
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Ex: public health questions: is foreign born populations in ontario more at. Statistics (as a science): concerned with collecting data, describing/summarizing to draw conclusions or make future predictions risk of obtaining gastric cancer? supports kathleen wynne"s policies? . Ex: political science questions: how many of the ontario population currently. Population: the total collection of subjects (can be people, items, animals, cars, etc. ) of interest in the study. Note: group of subjects need not be people from toyota each year (subjects = cars) Ex: manufacturers are interested in the number of defective cars produced. Sample: representative subset of the population that we collect data on to answer questions pertaining to the population at large. Inferential statistics: summarize information in the data collected from the sample in order to draw conclusions about the population. Statistic: numerical value obtained from summarizing the sample data. Ex: x (sample mean), p (w/ 2/3 triangle on top) (sample proportion)