Statistics Made Simple: Introduction to Biostatistics and Research Design for the Anesthesiologist

This chapter aims to help the reader understand types of data and how to use descriptive statistics, as well as normal distribution, measures of location, and variability. It also seeks to explain hypothesis testing, statistical errors, confidence interval, P-value, and familiarise readers with common study designs, and some of their pros and cons. Finally, this chapter will aid readers in understanding which statistical test to use in basic research situations.