Coursera - Getting and Cleaning Data - Week 1 - Raw and Processed Data

data - values of qualitative or quantitative variables, belonging to a set of items

set of items - sometimes called the population; the set of objects you are interested in

variables - a measurement or characteristic of an item

Types of Measurements

qualitative - country of origin, sex, treatment

quantitative - height, weight, blood pressure

Raw Data

Processed Data

The goal is to take raw data and turn it into processed data.

Published January 13, 2015