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At a point, it becomes essential to code categorical variables or sometimes numeric variables to represent rankings or to...

Introduction Subgroups of data collected “qcc” library in RStudio in the design of piston rings (pistonsrings) and the data...

Introduction In inferential statistics, sample data is analyzed to make general assumptions and estimate a population parameter....

Linear Regression This simple illustration of the linear region using the R-studio dataset. Figure 1. Import dataset from...

Power BI Dashboard The essence of graphical representation or visualization is to provide CFO or stakeholders with the...

Pivot tables make it easy to aggregate and summarize tables. It saves time and always comes with a succinct table of the raw...