In a box plot, the “box” represents the interquartile range (IQR) of the data. Inside the box, you find…

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

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

One issue with range and the interquartile range (IQR) both is that they don’t include information from all the…

The Challenger disaster occurred on January 28, 1986, during the launch of the Space Shuttle Challenger. The Space Shuttle…

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