MAT-1010 Lecture Notes - Lecture 1: Random Assignment, Confounding, Shampoo
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Includes summarizing, organizing, collecting, analyzing, clarifying, inferring, and drawing conclusions based on data obtained or observed. Draw a generalized conclusion based off of the data. Descriptive statistics: only looking at the statistics from your sample. I want to do a survey on the most common hair color. I can conclude that brown is the most common hair color in my class. Inferential statistics: making an inference of the entire population based off of a sample. Based off of the observation i made in my class, i conclude that brown is the most common hair color at app state. Variable of interest: what are we trying to learn? . The most common hair color at app state. Looking at each student"s hair color and recording what colors you observe. Controlled experiment: applying treatments or manipulating variables, then recording observations.
