Congruent vs Equal Congruent and equal are similar concepts in geometry, but often misused and confused. Equal Equal means that the magnitudes or sizes of any two in comparison are the same. The concept of equality is a familiar concept in our day to day lives; however, as a mathematical concept it has to […]

## Difference Between Lbf and Lbs

Lbf vs Lbs Pound mass lbm and pound force lbf are two units in the imperial system of units. They are related to each other and often times confused. Even though it is not a consistent system of units, having many drawbacks, imperial system of units or feet-pound-second system of units are still used. […]

## Difference Between Moderator and Mediator

Moderator vs Mediator Though moderator and mediator are words in English language, this article is not about them. These terms are used for variables in sociological research and statistical analysis that have many similarities between themselves to cause confusion in the minds of students. These variables can affect, change, and decide the strength of […]

## Difference Between Categorical Data and Numerical Data

Categorical Data vs Numerical Data Data are the facts or information collected for the purpose of reference or analysis. Often these data are collected as an attribute of the concerned subject. This attribute can vary from one to another hence this varying attribute can be considered as a variable. The variables can assume different […]

## Difference Between Cardinal Numbers and Ordinal Numbers

Cardinal vs Ordinal In our day to day life, the use of numbers may take different forms in different situations. For example, when we count to figure out the size of a collection of objects, we count them as one, two, three, and so on. When we want to count something to get the […]

## Difference Between Linear and Logistic Regression

Linear vs Logistic Regression In statistical analysis, it is important to identify the relations between variables concerned to the study. Sometimes it may be the sole purpose of the analysis itself. One strong tool employed to establish the existence of relationship and identify the relation is regression analysis. The simplest form of regression analysis […]

## Difference Between Categorical and Quantitative Data

Categorical vs Quantitative Data Although both categorical and quantitative data are used for various researches, there exists a clear difference between these two types of data. Let us comprehend this in a much more descriptive manner. In statistics, observations are recorded and analyzed using variables. The variables are categorized into classes by the attributes […]

## Difference Between Echelon Form and Reduced Echelon Form

Echelon Form vs Reduced Echelon Form The matrix obtained after performing several steps of the Gaussian elimination process is said to be in the echelon form or row-echelon form. A matrix in the echelon form has the following properties. • All the rows complete with zeros are at the bottom • The first nonzero values in […]

## Difference Between Ball and Sphere

Ball vs Sphere Geometry, which is a branch of mathematics, is the science of the space and the shapes. It concerns the study of relations in size, shape and position of objects. The sphere is one of the most common three dimensional geometrical objects, and a ball is a spherical shaped object. Sphere Technically, […]

## Difference Between Probability Distribution Function and Probability Density Function

Probability Distribution Function vs Probability Density Function Probability is the likelihood of an event to happen. This idea is very common, and used frequently in the day to day life when we assess our opportunities, transaction, and many other things. Extending this simple concept to a larger set of events is a bit more […]

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