©  Eric Goh Ming Hui 2019
Eric Goh Ming HuiLearn R for Applied Statisticshttps://doi.org/10.1007/978-1-4842-4200-1_4

4. Descriptive Statistics

Eric Goh Ming Hui1 
(1)
Singapore, Singapore
 

Descriptive statistics is a set of math used to summarize data. Descriptive statistics can be distribution, central tendency, and dispersion of data. The distribution can be a normal distribution or binomial distribution. The central tendency can be mean, median, and mode. The dispersion or spreadness can be the range, interquartile range, variance, and standard deviation.

In this chapter, you will import a CSV file, Excel file, and SPSS file, and you will perform basic data processing. I will explain descriptive statistics, central tendency measurements, dispersion ...

Get Learn R for Applied Statistics: With Data Visualizations, Regressions, and Statistics now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.