©  Eric Goh Ming Hui 2019
Eric Goh Ming HuiLearn R for Applied Statisticshttps://doi.org/10.1007/978-1-4842-4200-1_6

6. Inferential Statistics and Regressions

Eric Goh Ming Hui1 
(1)
Singapore, Singapore
 

Inferential statistics and descriptive statistics are the main branches of statistics. Descriptive statistics derives a summary from the data set and makes use of central tendency, dispersion, and skewness. Inferential statistics describes and makes inferences about the population from the sampled data. In inferential statistics, you use hypothesis testing and estimating of parameters. Regression analysis is a set of statistical processes to estimate the relationships between all the variables.

In this chapter, you will look into the apply() , lapply() ...

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