MP Board · Class 8 · Mathematics · Data HandlingWhat is the class mark (midpoint) of the class interval 10 – 20?
Step-by-Step Solution
Class mark = (Lower Limit + Upper Limit) / 2 = (10 + 20) / 2 = 30 / 2 = 15.
Detailed Options Breakdown
Option : 10
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Data Handling.
Option 1: 15 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: 20
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Data Handling.
Option 3: 30
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Data Handling.
💡 Study Guide: This question tests core syllabus concepts from Data Handling. For formulas, key summaries, and mock exam reference guides, read the full Data Handling Revision Notes.