【n4Studies】版本记录-iOSApp版本更新记录-七麦数据

n4Studies

开发者: Chetta Ngamjarus

APP ID 复制

680516901

分类

教育

价格

฿79.00

内购

无

27个评分

教育(付费)

第3名

昨日下载量

最近更新

2024-02-20

最早发布

2013-08-07

版本统计

276天2小时

最新版本上线距今
1

近1年版本更新次数
2013-08-07

全球最早版本上线日期

版本记录

版本: 2.3

版本更新日期

2024-02-20
n4Studies

n4Studies
更新日志

Fix some issues

暂无更新日志数据
视频/截图
- iPhone
应用描述

Ease to calculate the sample size with n4Studies.

n4Studies makes it easy to calculate the sample size and the power of a study. It comes with ABSOLUTELY NO WARRANTY. However, It can help to learn and find the ways to calculate the sample size and power of the study in minutes.

Key features:
• Calculate the sample size for estimating an infinite population mean, finite population mean, infinite population proportion and finite population proportion
• Calculate the sample size for comparing two population means and two population proportions
• Calculate the sample size for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• Calculate the power of a study for comparing two population means and two population proportions
• Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• You can send a result via Email to your colleague

暂无应用描述数据
版本: 2.2

版本更新日期

2023-08-03

n4Studies

n4Studies

更新日志

Version 2.2 - Add the probability calculations from odds ratio and risk ratio

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应用描述

暂无应用描述数据
版本: 2.1

版本更新日期

2023-06-29
n4Studies

n4Studies
更新日志

Version 2.1 - Fix about image attachments
Version 2.0 - Change all user interfaces

暂无更新日志数据
视频/截图
- iPhone
应用描述

Ease to calculate the sample size with n4Studies.

n4Studies makes it easy to calculate the sample size and the power of a study. It comes with ABSOLUTELY NO WARRANTY. However, It can help to learn and find the ways to calculate the sample size and power of the study in minutes.

Key features:
• Calculate the sample size for estimating an infinite population mean, finite population mean, infinite population proportion and finite population proportion
• Calculate the sample size for comparing two population means and two population proportions
• Calculate the sample size for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• Calculate the power of a study for comparing two population means and two population proportions
• Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• You can send a result via Email to your colleague

暂无应用描述数据
版本: 2.0

版本更新日期

2023-06-27
n4Studies

n4Studies
更新日志

• Added a sample size for comparing more than two independent groups (three or four groups)

暂无更新日志数据
视频/截图
- iPhone
应用描述

Ease to calculate the sample size with n4Studies.

n4Studies makes it easy to calculate the sample size and the power of a study. It comes with ABSOLUTELY NO WARRANTY. However, It can help to learn and find the ways to calculate the sample size and power of the study in minutes.

Key features:
• Calculate the sample size for estimating an infinite population mean, finite population mean, infinite population proportion and finite population proportion
• Calculate the sample size for comparing two population means and two population proportions
• Calculate the sample size for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• Calculate the power of a study for comparing two population means and two population proportions
• Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial
• You can send a result via Email to your colleague

暂无应用描述数据
版本: 1.4.1

版本更新日期

2014-10-29

n4Studies

n4Studies

更新日志

This app has been updated by Apple to display the Apple Watch app icon.

• Changed the formulas for calculating the sample size of non-inferiority and superiority trial (two sample design)
• Added the sample size and power calculations for non-inferiority and superiority in one-sample design

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应用描述

暂无应用描述数据
版本: 1.3.0

版本更新日期

2014-08-26

n4Studies

n4Studies

更新日志

• Sample size formula(s) is/are shown on each sample size calculation and help screens
• Added the text fields for design effect in sample size calculations for estimations.
• Added the calculations for a test performance (sensitivity, specificity, positive and negative predictive value, positive and negative likelihood ratio, and etc.)

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应用描述

暂无应用描述数据
版本: 1.2.0

版本更新日期

2014-05-29

n4Studies

n4Studies

更新日志

fixed bugs

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应用描述

暂无应用描述数据
版本: 1.1.0

版本更新日期

2014-01-24

n4Studies

n4Studies

更新日志

• Add the results from a continuity correction
• Add the calculation for Chi-squared test, OR. and RR. from 2 by 2 table

暂无更新日志数据

应用描述

暂无应用描述数据
版本: 1.0.0

版本更新日期

2013-08-07

n4Studies

n4Studies

更新日志

暂无更新日志数据

应用描述

暂无应用描述数据