运用R语言进行正态分布时的期望假设检验与方差假设检验-R languages using normal expectation and variance when the hypothesis test hypothesis testing

运用R语言进行正态分布时的数学期望假设检验与方差假设检验-R languages using normal expectation and variance when the hypothesis test hypothesis testing

基于R语言的建模，结合例子的代码实现，包括假设检验与各种统计量的计算(Based on the R language modeling, combined with the code implementation of the example, including the hypothesis test and the calculation of various statistics)