NCERT · Class 9 · Mathematics · StatisticsWhat is the range of the data: 15, 6, 12, 20, 9, 4, 30, 18?
Step-by-Step Solution
The range of a set of observations is the difference between the maximum and minimum values in the data. Here, the maximum value is 30 and the minimum value is 4. Range = Maximum value - Minimum value = 30 - 4 = 26.
Detailed Options Breakdown
Option : 26 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: 30
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
Option 2: 4
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
Option 3: 18
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.