價格：免費
更新日期：2016-09-05
檔案大小：1.7 MB
目前版本：2.1
版本需求：需要 iOS 6.1 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Use this app to calculate the standard deviation of a set of values.
It will also return the:
-mean(average)
-variance
-population deviation
-Median
-Q1 & Q3
To add a value to the set press "+Row". When all data are in press "Calculate".
Note: Population deviation (n-1) is unbiased, while normal standard deviation (n) is biased.
To calulate the z-score enter a number into the z-score tab, then click find z-score. The z-score will be based off the main table.
支援平台：iPhone, iPad