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

Sharpe Ratio is the most extensively used metric in the finance world to evaluate the performance of an investment.…

Unlike the mean and median, which represent average and middle values respectively, the mode identifies the most frequently occurring…

Variance represents the average of the squared deviations from the mean. Because we square the deviations, the variance is…

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

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