Statistics – NCERT Class 11 Mathematics Chapter 13 – Measures of Central Tendency, Dispersion, Variance, and Standard Deviation

Introduces the science of statistics focusing on the collection, analysis, and interpretation of data. Discusses measures of central tendency including mean, median, and mode; various measures of dispersion such as range, mean deviation, variance, and standard deviation; methods for ungrouped and grouped data; illustrative examples and exercises; and historical evolution of statistics with key contributors.

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