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What is Ratio scale?

Measurement scales are classified popularly under four categories: Nominal, Ordinal, Interval and Ratio scales. Ratio scales are important when it comes to measurement scales because...

What is Ordinal scale?

Measurement scales are classified popularly under four categories: Nominal, Ordinal, Interval and Ratio scales. Ordinal Scale data share some properties of numbers of arithmetic but...

What is Nominal scale?

Measurement scales are classified popularly under four categories: Nominal, Ordinal, Interval and Ratio scales. Nominal measurement is used to label a variable without any ordered value....

How to find Covariance between two variables using R?

Covariance is the simplest and widely used measure of correlation. We can find the covariance between two variables in R using the cov function. Covariance measures...

What is Covariance? How to calculate in spreadsheet?

In mathematics and statistics, covariance is a measure of the relationship between random variables. This metric used to measure how one random variable moves...

Important properties of the Normal distribution

The normal distribution was first described by Abraham Demoivre (1667-1754) as the limiting form of binomial model in 1733. Normal distribution was rediscovered by Gauss in...

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Forfaiting: Meaning and Characteristics

Generally, there is a delay in getting paid by the exporter from the importer. This makes it difficult for the exporter to expand his...

Factoring: Meaning, Definition and Objectives

The word factor is derived from the Latin word 'facere'. It means to make or do or to get things done. Factoring simply refers...

Different Film Certificates given by Central Board of Film Certification

U- Universal Unrestricted Public Exhibition throughout India, suitable for all age groups. Films under this category should not upset children over 4. This rating is...

Meaning of Pre-Production and Post-Production in Flims/Movies

Pre-Production In pre-production, every step of actually creating the film is carefully designed and planned. The production company is created and a production office established....