Calculate the Mean

Calculate the Mean gives you a fast way to find the average from a list of numbers. Paste your input, upload a file, or type directly and the mean shows up right away. You don’t have to click anything or reload the page. It works live, right as you type.

You’ve also got control over how it handles input. If your data’s messy, you can tell it to ignore non-numeric values, round the final number, or switch between splitting by commas or spaces. It’s built to handle real-world data, not just perfect lists.

Whether you’re working with student grades, expenses, logs, or quick notes, this tool gives you the average without the hassle.

Paste your input above or import a file below.
No file chosen
Supported file types: .txt, .csv, .tsv, .log, .json
Total characters: 0
Options
Ignore non-numeric values
Round to 2 decimals
Split by commas

How to Use:

  1. Paste a list of numbers into the Input Numbers box.
  2. Or, click Choose File to import a supported text file (see types listed below the input).
  3. Adjust the settings in the Options box:
    • Use “Ignore non-numeric values” to filter out stray words.
    • Turn on “Round to 2 decimals” for a cleaner result.
    • Toggle “Split by commas” if your input is comma-separated.
  4. The mean updates live in the Mean Output box no need to click anything.
  5. Use Copy Output to copy the result.
  6. Use Export to File to download the result.
  7. Use Clear All to reset everything instantly.

What Calculate the Mean can do:

You can control how the numbers are split by commas, spaces, or both using the “Split by commas” toggle. If your input includes extra text or headers, just turn on “Ignore non-numeric values” and those parts will be skipped. You can also choose whether to see the full precision or a rounded result by enabling “Round to 2 decimals.”

If your data is stored in a .txt, .csv, or .json file, drop it in and the tool will process it instantly. The output counter shows how many characters are in the final result. And of course, everything updates live with every change.

Example:

Before:

42, 21, 30, 17, 12

After:

24.4

Common Use Cases:

Perfect for calculating the mean of test scores, expenses, survey responses, or even numbers in raw logs. Whether you’re cleaning data or doing quick math, this tool gives you accurate results with options to filter and format your way. You don’t need Excel just paste and go.

Useful Tools & Suggestions:

Once you’ve nailed down the mean, Calculate the Mode can help you spot the most frequent value riding through your data. And if you’re working with raw entries, Sort a List of Numbers makes everything easier to scan and compare.

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