In previous article we discussed about variance and standard deviation, assuming we had a population of data, even though…
A straightforward solution to deal with unit of variance which is in squared units is to simply calculate the…
One issue with range and the interquartile range (IQR) both is that they don’t include information from all the…
Bar Graph-two categorical variable In the previous article, we have discussed tabulating and graphing one categorical variable through table…
Previous article discussed the basic contingency table of proportions and percentages. People often want to ask more about relationships…
So, let’s look at another example to understand tabulating the two categorical variables. In previous article we have described…
If you have a sample or population of data and you want to understand the different properties, the different…
There are two main kinds of studies, observational studies and, experimental studies. The statistical process can be viewed in…