使用独立的t检验分析非正态分布的a / b检验结果
what is circumference? - formula & definition
的σ不知道,所以我们把这个不确定的分布叫作t分布 t-distribution ╟
com/profiles/blogs/determining-sample-size-in-one-picture)注:μa
d x n=2 n=4 n=10 x x x x n=25 sampling distribution of sample
Tips:Do Not Provide
Personal Loans: Go Easy On Your Finances
Finance, Finance, Finance, Foreign Exchange, Stocks, Currency Circle, Venture Capital, Bitcoin, ICO...