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Chapter 23 of 25
Chapter Summary

Correlation — Chapter Summary

ICSE · Class 11 · Economics

Summary of Correlation for ICSE Class 11 Economics. Key concepts: Correlation exists when two, Association is a general and Correlation analysis of two.

64 questions40 flashcards5 concepts

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Overview

Correlation is the study of how two or more variables move together. When a change in one variable is accompanied by a change in another, the variables are correlated. The relationship may be positive, negative, linear, or non-linear. Correlation analysis of two variables is called bivariate analysi

Key Concepts

Correlation exists when two variables vary

Correlation exists when two variables vary together in the same direction or in opposite directions. A rise in income may be linked with a rise in exp

Association is a general relationship between

Association is a general relationship between two variables. Correlation is a measure of association and is often used for a linear-type relationship.

Correlation analysis of two variables

Correlation analysis of two variables is called bivariate analysis.

Correlation may be positive or negative

Correlation may be positive or negative. Positive correlation, also called direct correlation, means both variables move in the same direction. Negati

Simple correlation studies two variables

Simple correlation studies two variables. Partial correlation measures the relationship between two variables while keeping other variables constant.

Learning Objectives

  • Understand the meaning of correlation and the idea of bivariate analysis.
  • Distinguish correlation from association.
  • Identify factors that affect correlation.
  • Classify correlation by direction, number of variables, and form.
  • Recognise degrees of correlation such as perfect, high, moderate, low, and zero.

Frequently Asked Questions

What are the important topics in Correlation for ICSE Class 11 Economics?
Key topics in Correlation include Meaning, Nature, and Importance of Correlation, Types and Degrees of Correlation, Methods of Measuring Correlation, Karl Pearson's Coefficient of Correlation. Study these first, then practise questions on each for Class 11 exams.
How should I revise Correlation for Class 11 exams?
Learn the core ideas first, then work through the 64 practice questions on Correlation. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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