t-tests Courses
San Jose State University via Udacity Inferential Statistics
University of Amsterdam via Coursera 医学统计学与SPSS软件（基础篇）
Peking University via Coursera Introduction to Biostatistics
NPTEL via Swayam Six Sigma Advanced Analyze Phase
University System of Georgia via Coursera Анализ данных в R
Bioinformatics Institute via Stepik Introduction to Statistics
Bioinformatics Institute via Stepik Statistics with SAS
SAS via Coursera Introduction to Statistical Analysis: Hypothesis Testing
SAS via Coursera Regression Modeling Fundamentals
SAS via Coursera