As is evident from its name, Pictograph is a type of graph that represents data using images, symbols or icons. Sometimes, each image or symbol represents a count of more than one, which is...

Bar charts are one of the most fundamental types of charts, also making them the most widely used. So, it is imperative to understand when one should use bar graphs & what type of...

The most popular and widely used measure of representing the entire data by one value is what most laymen call the "average" and what statisticians call the arithmetic mean. Its value is obtained by...

The median of a set of data values is an important measure of the central tendency of the data. It gives us information about where the center of the given data lies. We now...

We say that a statistical quantity is resistant to outliers if it does not change drastically due to the presence of extreme values. The mean is not resistant to outliers, that is, the value...

To give a very brief definition of Grounded theory before we delve into the advantages and disadvantages of Grounded Theory, it is a qualitative research methodology that aims to construct hypotheses and theories through...

Moving averages are a fairly straightforward and adaptable way to measure trends in a given time series data. If we want to predict the movement of some variable values over time, we must smooth...

Chronological Classification of Data refers to the classification of data with reference to time intervals which may be measured in years, months, etc. Most business and economic data are usually classified chronologically in the...