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Confidence Interval Calculator Example
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Example scenario
Input: Mean = 72, σ = 10.5, n = 40, Confidence = 95%
Output: Margin of error ≈ 3.25, Interval ≈ [68.75, 75.25]
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Practice prompts
- Change one value from the example to see how the output shifts.
- Explain each step to a friend or in your notes to reinforce understanding.
- Link this calculator with a related one (like conversions or probability) to form a project-ready workflow.