Class 11 NCERT • Statistics for Economics (New Syllabus)
Economics Ch 08: Use of Statistical Tools
Select a topic or study module below to explore measures of dispersion, range, quartile deviation, mean deviation, standard deviation, coefficient of variation, Lorenz curve analysis, and comprehensive textbook problem-solving solutions.
Topic 01 • Dispersion Basics
Exploring Purpose of Dispersion, Variability Assessment, Absolute and Relative Measures of Spread
Topic 02 • Range & Quartile Deviation
Analyzing Highest and Lowest Values, Interquartile Range, Quartiles, and Positional Dispersion
Topic 03 • Mean Deviation
Studying Absolute Deviations, Ignoring Signs, Mean Deviation from Arithmetic Mean, and Median
Topic 04 • Standard Deviation
Investigating Root Mean Square Deviations, Variance, Direct Method, and Assumed Mean Methods
Topic 05 • Coefficient of Variation
Examining Comparison of Variability across Different Series, Uniformity, and Stability Analyses
Topic 06 • Lorenz Curve
Analyzing Cumulative Percentage Graphs, Line of Equal Distribution, and Income/Wealth Inequality Measurement
Topic 07 • Economic Applications
Studying Poverty Assessment, Wage Distribution Disparities, and Policy Formulation Tools
Module 08 • Solutions & Quiz