We can get the numerical summary through measures of central tendency, location, and variability for numerical data. But numbers…

Bar Graph-two categorical variable In the previous article, we have discussed tabulating and graphing one categorical variable through table…

In data analysis, identifying outliers with the box plot  rule helps pinpoint data points that significantly deviate from the…

There are two main kinds of studies, observational studies and, experimental studies. The statistical process can be viewed in…

Histograms are incredibly useful when you have a large dataset and want to visualize the distribution of a numerical…

Describing Numerical Data In the previous articles we described two kinds of variable numerical and categorical, also known as…