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

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

One of the way to measure the variability is to calculate the difference of each observation from the mean.…

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

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

Mean is the one of the most commonly used measures of central tendency. It’s a powerful tool for understanding…