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…

We have covered major measures of center and location—mean, median, and mode—we now turn to other important measures: percentiles…

Stem and leaf plot is used to plot for a numerical variable. It’s essentially a way to list our…

So, let’s look at another example to understand tabulating the two categorical variables. In previous article we have described…

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