Stats Calculator Free

A simple, easy to use statistics calculator for android.
Calculate things such as


- Arithmetic Mean (average)
- Geometric Mean
- First Quartile
- Median
- Third Quartile
- Interquartile Range
- Mode
- Range
- Sample Standard Deviation
- Population Standard Deviation
- Sample Variance
- Population Variance
- Coefficient of Variance
- Kurtosis
- Skewness

Also with this statistics calculator, permutations and combinations are included:


- Factorial
- Subfactorial (or Derangements)
- Permutation
- Permutation with repetition allowed
- Combination
- Combination with repetition allowed
- Indistinguishable Permutations
- Pigeonhole

Other features include


- A custom keyboard highly customized for this application that allows quick and easy input of large lists of data.
- Entering number frequencies (repeated numbers) using the multiplier button on the keyboard.
- Saving & Loading lists of data with ease.
- Dynamic input box that grows as you input data.
- Reference guide to show the formulas for certain calculations (Mean, Variance, Standard Deviation, and more).
- Error highlighting if input is incorrectly formatted.
- Factorials, Permutations, and Combinations of numbers up to 1000!
- Supports copy & paste.

Another thing to note is that this statistics calculator is completely ad free. It has absolutely no ads and never will.

Helpful Hints:
- If you have a list with numbers that repeat, try using the multiplier button (the 'x' symbol) on the keyboard. Let's say the number 42 repeats seven times: Type '42x7' instead of typing '42' seven different times.
- Long press the backspace button to delete all previous text.

Pro ONLY features:
- Settings screen that can enable dark mode, touch feedback, sound feedback, and prevent the screen from timing out.
- Root Mean Square, Total Sum of Squares, and Standard Error of Mean added to Descriptive Stats screen.
- Controller on both screens that shows when a calculation is selected.
- Calculations can be reordered, removed, and replaced using the controller.
- Calculation order / removal remains the same even after closing the application.
- Every calculation now has an explanation or general equation that is available using the info button on the controller.
- Calculations can be copied to the clipboard by long-pressing on it
- And finally, quicker updates and better support.

If you have any ideas, suggestions, or problems, please send me an email. Thanks! I hope you enjoy Stats Calculator.