我还只是刚刚明白那个Z-value的意思而已。。为什么一定要转换呢？prvalue看一看大体意思不行？

同问 谢谢 呵呵

*stata的help中的例子都有。stata的manual，里面讲的更加详细
*Examples
  *  -----------------------------------------------------------------------------------------------------------------
    *Setup
         sysuse auto
    *Probit regression
         probit foreign weight mpg
    *Same as above, but with robust standard errors
        probit foreign weight mpg, vce(robust)
    *-----------------------------------------------------------------------------------------------------------------
    *Setup
         webuse union
    *Probit regression
        probit union age grade not_smsa south##c.year
    *Same as above, but adjust standard errors for clusters in id
         probit union age grade not_smsa south##c.year, vce(cluster id)
    *-----------------------------------------------------------------------------------------------------------------
    *Setup
         webuse nhanes2d, clear
        svyset
    *Probit regression using survey data
        svy: probit highbp height weight age female