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

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

Imagine you’re a teacher assessing student performance in a math exam where scores range from 0 to 100. You’ve…

There is an important distinction between a sample of data and population of data. So, let’s take a research…

We’ve discussed the mean previously about mean or average as a measure of central tendency, let’s explore two other…

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