---
title: "标准偏差计算器 : 样本 - 人口 - Reviews, Revenue and Downloads in China | Apple App Store"
description: "使用此 App 计算一组数值的标准差。  指定数据是针对整个总体还是来自样本。 在上面的框中输入您的总体或样本观察值。 值必须是数字。 按“计算”按钮执行计算。  我们会帮您计算： - 标准偏差 - 多少个数字 - 总和（所有数字相加） - 平均值（算术平均值 = Sum / Count） - 差异（每个数字减去平均值） - 每个差异的平方 - 差和2 - 方差  我们很高兴为您服务。 如果您有任"
---

# 标准偏差计算器 : 样本 - 人口 — China
> Standard Deviation - SD Calc

![标准偏差计算器 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/7b/50/e8/7b50e8c8-f36c-452b-4529-b862f7548e05/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/400x400bb.png)

**Developer:** [Phan Nhat Đang](https://apptail.io/developer/phan-nhat-dang-xjq) (India)
**Category:** Utilities
**Rating:** 4.9/5 (27 ratings)
**Price:** Free
**Bundle ID:** Phan-Nhat-Dang.StandardDeviationCalculator
**Store:** Apple App Store
**Country:** China
**Version:** 2.3.0 (released 2026-06-06)
**Original Release:** 2020-02-04

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cn/app/app/id1497525733)
**AppTail Page:** [https://apptail.io/app/app-wLud/china](https://apptail.io/app/app-wLud/china)

## 标准偏差计算器 Description
使用此 App 计算一组数值的标准差。

指定数据是针对整个总体还是来自样本。 在上面的框中输入您的总体或样本观察值。 值必须是数字。 按“计算”按钮执行计算。

我们会帮您计算：
- 标准偏差
- 多少个数字
- 总和（所有数字相加）
- 平均值（算术平均值 = Sum / Count）
- 差异（每个数字减去平均值）
- 每个差异的平方
- 差和2
- 方差

我们很高兴为您服务。 如果您有任何要求，请随时与我们联系。
- 
- phannhatd@gmail.com

## 标准偏差计算器 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/78/0a/e2/780ae221-2564-10fc-0c26-981187f4038a/34f16000-4e31-40a5-81b0-f7c0b49569af_Simulator_Screen_Shot_-_iPhone_13_Pro_Max_-_2023-03-28_at_19.58.30.png/1284x2778.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/0e/31/6b/0e316b89-1dc0-d562-1744-c233e8bf6902/a2fefd99-37b3-4206-98a4-5c74b19334bf_Simulator_Screen_Shot_-_iPhone_13_Pro_Max_-_2023-03-28_at_19.59.01.png/1284x2778.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/6c/19/0f/6c190f26-69a8-3407-ac8c-1d6c82eb4f15/48ca7877-e7f9-48e1-b019-12860a004720_Simulator_Screen_Shot_-_iPhone_13_Pro_Max_-_2023-03-28_at_19.59.23.png/1284x2778.png)

## 标准偏差计算器 Rating Breakdown in China
- 5 stars: 26 (96%)
- 4 stars: 0 (0%)
- 3 stars: 1 (4%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)

## 标准偏差计算器 Reviews in China

### ***** "好用且免费"
好用好用好用！免费免费免费！！！！！
超级好用，把数据输进去就ok！
-- 帅比汇, 2021-06-15

### ***** "惊喜。标准差是好东西"
标准差是好东西
-- Chihong Zhung, 2021-05-11

### ***** "很方便"
可以处理小型数据，很方便，加油。𓃒 ℬ
-- 夔蚿蛇风目心, 2020-02-08

[View all 标准偏差计算器 reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)

## 标准偏差计算器 In-App Purchases
| Item | Price |
|------|-------|
| Remove ads | ¥6.00 |




## 标准偏差计算器 Available In
- [China](https://apptail.io/app/app-wLud/china)
- [Japan](https://apptail.io/app/app-wLud/japan)
- [Brazil](https://apptail.io/app/app-wLud/brazil)
- [United States](https://apptail.io/app/app-wLud/united-states)
- [Mexico](https://apptail.io/app/app-wLud/mexico)
- [France](https://apptail.io/app/app-wLud/france)
- [South Korea](https://apptail.io/app/app-wLud/south-korea)
- [United Kingdom](https://apptail.io/app/app-wLud/united-kingdom)
- [Thailand](https://apptail.io/app/app-wLud/thailand)
- [Italy](https://apptail.io/app/app-wLud/italy)
- [Colombia](https://apptail.io/app/app-wLud/colombia)
- [Vietnam](https://apptail.io/app/app-wLud/vietnam)
- [Chile](https://apptail.io/app/app-wLud/chile)
- [Argentina](https://apptail.io/app/app-wLud/argentina)
- [Nigeria](https://apptail.io/app/app-wLud/nigeria)
- [Ecuador](https://apptail.io/app/app-wLud/ecuador)
- [Egypt](https://apptail.io/app/app-wLud/egypt)
- [Philippines](https://apptail.io/app/app-wLud/philippines)
- [Spain](https://apptail.io/app/app-wLud/spain)
- [Canada](https://apptail.io/app/app-wLud/canada)
- [Indonesia](https://apptail.io/app/app-wLud/indonesia)
- [Iceland](https://apptail.io/app/app-wLud/iceland)
- [Kuwait](https://apptail.io/app/app-wLud/kuwait)
- [Kazakhstan](https://apptail.io/app/app-wLud/kazakhstan)
- [Lebanon](https://apptail.io/app/app-wLud/lebanon)
- [Sri Lanka](https://apptail.io/app/app-wLud/sri-lanka)
- [Madagascar](https://apptail.io/app/app-wLud/madagascar)
- [North Macedonia](https://apptail.io/app/app-wLud/north-macedonia)
- [Malaysia](https://apptail.io/app/app-wLud/malaysia)
- [Netherlands](https://apptail.io/app/app-wLud/netherlands)
- [Norway](https://apptail.io/app/app-wLud/norway)
- [Nepal](https://apptail.io/app/app-wLud/nepal)
- [New Zealand](https://apptail.io/app/app-wLud/new-zealand)
- [Peru](https://apptail.io/app/app-wLud/peru)
- [Pakistan](https://apptail.io/app/app-wLud/pakistan)
- [Poland](https://apptail.io/app/app-wLud/poland)
- [Portugal](https://apptail.io/app/app-wLud/portugal)
- [Romania](https://apptail.io/app/app-wLud/romania)
- [Russia](https://apptail.io/app/app-wLud/russia)
- [Saudi Arabia](https://apptail.io/app/app-wLud/saudi-arabia)
- [Sweden](https://apptail.io/app/app-wLud/sweden)
- [Singapore](https://apptail.io/app/app-wLud/singapore)
- [Türkiye](https://apptail.io/app/app-wLud/turkey)
- [Taiwan](https://apptail.io/app/app-wLud/taiwan)
- [Ukraine](https://apptail.io/app/app-wLud/ukraine)
- [Uzbekistan](https://apptail.io/app/app-wLud/uzbekistan)
- [South Africa](https://apptail.io/app/app-wLud/south-africa)
- [Austria](https://apptail.io/app/app-wLud/austria)
- [Australia](https://apptail.io/app/app-wLud/australia)
- [Azerbaijan](https://apptail.io/app/app-wLud/azerbaijan)
- [Belgium](https://apptail.io/app/app-wLud/belgium)
- [Bulgaria](https://apptail.io/app/app-wLud/bulgaria)
- [Bahrain](https://apptail.io/app/app-wLud/bahrain)
- [Belarus](https://apptail.io/app/app-wLud/belarus)
- [Switzerland](https://apptail.io/app/app-wLud/switzerland)
- [Czechia](https://apptail.io/app/app-wLud/czechia)
- [Germany](https://apptail.io/app/app-wLud/germany)
- [Denmark](https://apptail.io/app/app-wLud/denmark)
- [Dominican Republic](https://apptail.io/app/app-wLud/dominican-republic)
- [Algeria](https://apptail.io/app/app-wLud/algeria)
- [Finland](https://apptail.io/app/app-wLud/finland)
- [Greece](https://apptail.io/app/app-wLud/greece)
- [Hong Kong SAR China](https://apptail.io/app/app-wLud/hong-kong)
- [Hungary](https://apptail.io/app/app-wLud/hungary)
- [Ireland](https://apptail.io/app/app-wLud/ireland)
- [Israel](https://apptail.io/app/app-wLud/israel)
- [India](https://apptail.io/app/app-wLud/india)
- [United Arab Emirates](https://apptail.io/app/app-wLud/united-arab-emirates)
- [Paraguay](https://apptail.io/app/app-wLud/paraguay)

---

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