Statistical Analysis

How to Turn Your Data into Graphs with Ease?

turn data into graphs

One of the most popular concepts in literature, cinematography, and playwriting is ‘Show, don’t tell’. The results of your essay writing or dissertation writing activities can look extremely promising in numeric form but many of your readers may lack the degree of insight required to see this. Transforming your data into graphs can be a…

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Diagnostic Tests for Panel Regressions in Stata

Diagnostic Tests for Panel Regressions in Stata

Overview When performing a panel regression analysis in Stata, additional diagnostic tests are run to detect potential problems with residuals and model specification. In order to rely on the estimated coefficients and consider them accurate representations of true parameters, it is important that the assumptions of linear regressions formulated in the Gauss-Markov theorem should be…

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Panel Data Analysis Using Stata

STATA Panel Data Analysis

To conduct a panel regression analysis in Stata, the following steps should be done. First, a panel dataset should be uploaded into Stata using the command import excel <address> firstrow where excel is the software in which the dataset is created, and firstrow is the command that lets Stata store the first row as variable…

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Random and Fixed Effect Models in Panel Regression

Random and Fixed Effect Models

When performing a panel regression analysis, the problem of choosing an appropriate model specification arises. A pooled OLS regression assumes that the differences in data between cross-sections and time periods are insignificant so that they can be ignored and treated using a simple OLS regression. However, in real life, distinctions between cross-sections and between time…

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EVIEWS: What is Vector Autoregression (VAR)

EVIEWS What is Vector Autoregression

A vector autoregression model (VAR) is a model often used in statistical analysis, which explores interrelationships between several variables that are all treated as endogenous. This is an atheoretical model meaning that the choice of variables does not have to be backed by any specific theory and the relationship is determined based on the effects…

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