Levels of Measurement (2021)

Levels of Measurement (Scale of Measure) The levels of measurement (scale of measures) have been classified into four categories. It is important to understand these measurement levels since they play an important part in determining the arithmetic and different possible statistical tests carried on the data. The scale of measure …

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Quantitative Qualitative Variables: Statistical Data (2021)

This article is about Quantitative Qualitative Variables. First, we need to understand the concept of data and variables. Let us start with some basics. The word “data” is frequently used in many contexts and ordinary conversations. Data is Latin for “those that are given” (the singular form is “datum”). Data …

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Statistical Data: Introduction and Real Life Examples (2020)

By statistical Data we mean, the piece of information collected for descriptive or inferential statistical analysis of the data. Data is everywhere. Therefore, everything that has past and/ or features is called statistical data. One can find the Statistical data Data Data is the plural of datum — it is …

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Data Transformation (Variable Transformation)

The data transformation is a rescaling of the data using a function or some mathematical operation on each observation. When data are very strongly skewed (negative or positive), we sometimes transform the data so that they are easier to model. In another way, if variable(s) does not fit a normal …

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