STAT 111 Lecture Notes - Lecture 1: Dependent And Independent Variables, Categorical Variable, Data Set
Document Summary
Regardless of your field, interests, lifestyle, etc. you will most definitely have to make decisions based on data. Data set of measurements taken on a set of individual units. Usually, data is stored and presented in a dataset, comprised of variables measured in cases. A variable is any characteristic that is recorded for each case. Generally, each case makes up a row in a dataset, and each variable makes up a column. Variables are classified as either categorical or quantitative. Quantitative variable measures a numerical quantity for each case.