In the world of statistics and data analysis, understanding the relationship between two variables is crucial. One of the…

In a box plot, the “box” represents the interquartile range (IQR) of the data. Inside the box, you find…

Data is set of observation. This observation can be collected in various ways such as field notes, survey or…

In a dataset, an alternative plot apart from the histogram is a density plot. Similar to a histogram, a…

In previous article we discussed about variance and standard deviation, assuming we had a population of data, even though…

Previous article discussed the basic contingency table of proportions and percentages. People often want to ask more about relationships…