About this document
Data Screening and Cleaning Essentials by Abdullah Afzal is a document available to read on EtoBox.
This document discusses important steps in data screening and cleaning. It explains that data cleaning should be done after data entry but before analysis. The key steps discussed are checking for missing data, ensuring normality and linearity of variables, and identifying outliers. For missing data, the document reviews methods for dealing with different amounts and reasons for missing values. It also provides guidance on evaluating normality, linearity, and identifying outliers to inform appropriate data
- Author
- Abdullah Afzal
- Language
- EN