Statistics

IQR Calculator — Interquartile Range

The IQR calculator allows you to find the interquartile range of up to 50 values.

Results

Deviation (x-μ)
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Z-Score (approx)
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About the IQR Calculator — Interquartile Range

This calculator helps you quickly compute results with precision. Simply enter your values and get instant results.

How to Use

  1. Enter the required values in the input fields
  2. Results update automatically in real-time
  3. Review the calculation steps for transparency

Formula

σ = √(Σ(x-μ)²/n)

Examples

Try different input values to see how the result changes. This helps you understand the relationship between variables.

Formula

σ = √(Σ(x-μ)²/n)

Our calculator uses standard mathematical formulas to provide accurate results. Always verify critical calculations independently.

Yes, all our calculators are completely free with no registration required.

Yes, use the embed feature to add this calculator to your website.

User Reviews

4.8
Based on 229 reviews
Elena R.
2 months ago

I run calculations with this IQR Calculator — Interquartile Range every Monday morning. Fast, dependable, and always available.

Sarah M.
10 months ago

I shared this IQR Calculator — Interquartile Range with my study group and now everyone uses it. Best free tool we have found.

Grace T.
6 weeks ago

Love how the IQR Calculator — Interquartile Range updates results as I type. No need to click calculate — very smooth experience.

Yuki T.
1 month ago

I used the IQR Calculator — Interquartile Range to plan my fitness goals. The numbers were realistic and easy to interpret.