For Class 11 Economics, explain or solve a weighted arithmetic mean question from the chapter "Measures of Central Tendency". Focus on revision challenge and show the working clearly.
Step-by-step solution path
Read the topic idea: Weighted arithmetic mean.
Recall the core explanation from the chapter: Economics syllabus chapter for Class 11.
Use the related formula "Mean = ฮฃX/N" as the main tool while solving.
Write the reasoning in simple school-level language before the final answer.
Final learning answer
This example is centred on Weighted arithmetic mean. A strong solution should identify the correct data, apply Mean = ฮฃX/N, and explain each transition instead of jumping directly to the answer.
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