NCERT · Class 9 · Mathematics · StatisticsThe mean of first five prime numbers is:
Step-by-Step Solution
First five prime numbers are 2, 3, 5, 7, and 11. Sum = 2 + 3 + 5 + 7 + 11 = 28. Number of observations = 5. Mean = 28 / 5 = 5.6.
Detailed Options Breakdown
Option : 5.0
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
Option 1: 5.6 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: 4.5
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Statistics.
Option 3: 6.0
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.