Category: Learning modules

By Priya Chetty on December 13, 2017 1 Comment

Linear discriminant model is a multivariate model. It is used for modeling the differences in groups. In this model a categorical variable can be predicted through continuous or binary dependent variable.

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By Avishek Majumder & Priya Chetty on December 6, 2017 No Comments

Malmquist productivity index evaluates the efficiency change over time as mentioned by Färe, Grosskopf, & Margaritis, (2011). However, Malmquist productivity index literature has been uneven with some authors assuming constant returns to scale and others allowing for variable returns to scale.

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By Priya Chetty on December 5, 2017 No Comments

While many statistical methods in machine learning are used either to predict or analyse trends in the data, cluster analysis is used for organizing the data. It is a process of grouping observations of similar kinds within a large population.

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By Priya Chetty on December 4, 2017 1 Comment

Machine learning involves solutions to predict scenarios based on past data. Logistic regression offers probability functions based on inputs and their corresponding output.

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By Avishek Majumder & Priya Chetty on December 4, 2017 1 Comment

The Malmquist productivity index or more commonly malmquist Data Envelopment Analysis (DEA) was first incepted by the researcher Malmquist in 1953 as a quantity to be used in the analysis of consumption of inputs (Färe, Grosskopf, & Margaritis, 2011).

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By Divya Narang & Priya Chetty on December 2, 2017 8 Comments

The purpose of this article is to explain the process of determining and creating stationarity in time series analysis. Creating a visual plot of data is the first step in time series analysis. Graphical representation of data helps understand it better.

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By Indra Giri & Priya Chetty on November 5, 2017 5 Comments

Path analysis is a graphical representation of multiple regression models. In this analysis, the graphs represent the relationship between dependent and independent variables with the help of square and arrows.

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By Yashika Kapoor & Priya Chetty on November 4, 2017 No Comments

The present article takes up the datasheets for the unmatched post and pre or post design and illustrates the results with statistics. The present discussion will focus on the interpretation of the results.

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