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By Yashika Kapoor & Priya Chetty on April 29, 2018 No Comments

An effect size is the magnitude or size of an effect resulting from a clinical treatment. Thus, in Comprehensive Meta Analysis (CMA), it assumes the reference of “treatment effect”.

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By Soumya Srivastava on March 20, 2018 4 Comments

Structural equation model is a statistical modeling technique. Structural equation model (SEM) tests estimate or establish relationships between variables. It is a multivariate statistical data analysis technique. SEM analyzes the structural relationships or to establish causal relationships between variables.

 
By Divya Narang & Priya Chetty on February 6, 2018 7 Comments

Autoregressive Integrated Moving Average (ARIMA) is popularly known as Box-Jenkins method. The emphasis of this method is on analyzing the probabilistic or stochastic properties of a single time series. Unlike regression models where Y is explained by X1 X2….XN regressor (like the introductory case where GDP is explained by GFC and PFC), ARIMA allows Y (GDP) to be explained by its own past or lagged values.

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By Priya Chetty on December 23, 2017 1 Comment

Outliers are those data points which are distant from the other observations in the data set. They can be either because of the variability in the data set or due to measurement errors.

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By Riya Jain & Priya Chetty on December 17, 2017 1 Comment

In statistics, Generalized Least Squares (GLS) is one of the most popular methods for estimating unknown coefficients of a linear regression model when the independent variable is correlating with the residuals.

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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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By Yashika Kapoor & Priya Chetty on November 3, 2017 No Comments

Acquaintance with different methods of entering data in the software makes the task simpler. The manual data entry included entering the raw data for the dichotomous category for the study investigating one group.

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By Yashika Kapoor & Priya Chetty on October 30, 2017 2 Comments

The earlier article (Introduction to CMA) gave a brief overview of the various functionalities offered by the CMA software. This article acquaints the user with the procedure of selecting appropriate data entry formats.

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