This interactivity will allow you to input any three of the following four
quantities, then it will calculate and display the fourth.
- Confidence level
- Half width
- Standard deviation
- Sample size
Instructions
- Enter values for three of the four values.
- Click "Calculate Missing Value" to calculate and display the missing value.
- Once the missing value is displayed, you can enter a sample mean and click "Show Graph" to see the sample mean and the bounds of the confidence
interval.
- To restore the default values, click "Reset".
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