CBSE · Class 11 · Mathematics · StatisticsWhich of the following is not a measure of dispersion?
Step-by-Step Solution
Measures of dispersion include range, mean deviation, variance, and standard deviation. Arithmetic mean is a measure of central tendency, not dispersion. Therefore, arithmetic mean is the correct choice.
Detailed Options Breakdown
Option : Range
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
Option 1: Mean deviation
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
Option 2: Arithmetic mean (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Standard deviation
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
💡 Study Guide: This question tests core syllabus concepts from Statistics. For formulas, key summaries, and mock exam reference guides, read the full Statistics Revision Notes.