표준편차 계산기

Use the free online 표준편차 계산기 tool. Fast, private and easy to use — runs entirely in your browser. Part of our 통계 계산기 collection.

중앙값·최빈값 계산기

Numbers (comma or space separated)

Find the median, mode, sum, count, minimum and maximum of any list of numbers.

Numbers (comma or space separated)

Get both the population and sample standard deviation of a data set, with the mean shown for context.

Numbers (comma or space separated)

Measure how spread out a data set is with population and sample variance.

Value x Mean μ Standard deviation σ

See how many standard deviations a value lies from the mean with z = (x − μ) / σ.

n (total items) r (chosen items)

Count arrangements and selections instantly — nPr for ordered picks and nCr for unordered ones.

Numbers (comma or space separated)

Find the range of a data set — the difference between its largest and smallest values.

Numbers (comma or space separated)

Compare the relative spread of data sets with CV = σ / μ expressed as a percentage.

Numbers (comma or space separated)

Compute the midrange — the midpoint between the minimum and maximum of a data set.

Is the 표준편차 계산기 free to use?

Yes. The 표준편차 계산기 is completely free with no sign-up, no limits and no watermarks. You can use it as many times as you like.

Is the 표준편차 계산기 safe and private?

Absolutely. The 표준편차 계산기 runs entirely in your browser, so your data never leaves your device and nothing is uploaded to a server.

Do I need to install anything to use the 표준편차 계산기?

No installation is needed. The 표준편차 계산기 works instantly online in any modern browser on desktop, tablet or mobile.

Does the 표준편차 계산기 work on mobile phones?

Yes. The 표준편차 계산기 is fully responsive and works smoothly on iPhone, Android and any other device.