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Statistical Discrepancy
Often, students ask the question: Do all methods of Gross Domestic Product (GDP) calculation provide the same value? The answer to the question is: Theoretically, Yes and actually, No . The reason for the difference between the values of different methods of GDP is the statistical discrepancy. Statistical Discrepancy is the difference in national income accounting because the same economic activity is estimated using different data sources or methods . It reflects measurem
Dr. Dona Ghosh
Jan 133 min read
Cumulative Frequency Distribution
Cumulative frequency is a statistical concept used to determine the total number of observations that fall below or at a given value in a...
Dr. Dona Ghosh
Feb 22, 20252 min read


Grouped Frequency Distribution
A Grouped Frequency Distribution organises large datasets into classes (intervals) with their corresponding frequencies, making it...
Dr. Dona Ghosh
Feb 22, 20253 min read


How to Calculate Roots of Functions?
1. Introduction The root of a function refers to the value(s) of the independent variable (usually x) for which the function’s output is...
Dr. Dona Ghosh
Feb 21, 20253 min read


Functions – Definition, Examples, and Types of Functions
Functions are one of the fundamental concepts in mathematics, playing a crucial role in various fields like economics, business, and...
Dr. Dona Ghosh
Feb 21, 20252 min read


Steps of Econometric Model Formation
Econometric modelling bridges economic theories with real-world data to estimate relationships and predict outcomes. Below are the key...
Dr. Dona Ghosh
Feb 20, 20252 min read


Cardinal, Ordinal, Interval, and Ratio Scales of Measurement
In data analysis and statistics, understanding how data is measured is essential for selecting appropriate methods of analysis. Data can...
Dr. Dona Ghosh
Feb 20, 20252 min read


Continuous and Discrete Variables
In statistics and data analysis, variables are characteristics or properties that can take different values. They are mainly classified...
Dr. Dona Ghosh
Feb 20, 20252 min read


Types of Data
Data analysis plays a crucial role in sectors like finance, healthcare, and social sciences. Understanding the different types of data is...
Dr. Dona Ghosh
Feb 20, 20253 min read
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