STAB22H3 Lecture 1: STAB22 complete lecture notes
38
STAB22H3 Full Course Notes
Verified Note
38 documents
Document Summary
A way of reasoning, along with a collection of tools and methods designed to help us understand the world. In statistics, we try to understand the world using data collection of observations, numbers, characteristics, or other items). It is about variation: we do not see everything / measure at all, and we possibly imperfectly measure. Statistics help us to understand and model this variation so that we can make sense of an imperfect picture of an imperfect world. 1. (cid:522)data is a set of values of qualitative or quantitative variables; restated, pieces of data are individual pieces of information. Data is measured, collected and reported, and analyzed, whereupon it can be visualized using graphs or images collection of numbers, characters(cid:523) source: wikipedia): organization of data into a data table: We now understand that this is a student"s data base. When planning a statistical study or exploring data, we need to know the context.
