AppPriceData已观测数据
AppPriceData
Chetta Ngamjarus
Ease to calculate the sample size with n4Studies.
仅展示当前所选商店地区的已观测下载价格。点击区域比价可查看各国家和地区的换算价格。
当前在 Apple 公共 App Store 页面可见的项目，可能不等同于 App Store Connect 中的完整目录。
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
根据最新观测到的 App Store 数据快速解答。
最新观测到的下载价格为 ¥15.00。请打开 App Store 官方链接确认当前结算价格。
Apple 公开页面目前在该商店显示 0 个购买项目，公开列表可能不完整。
会。App Store 价格可能因商店、币种、税费和开发者定价而不同，目前已收集 8 个地区观测。
