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media2024-03-20_wefcpvnqqtg5qgjaimage233,media2024-03-20_wefcpvnqqtg5qgjaimage234,media2024-03-20_wefcpvnqqtg5qgjaimage235,quotimgsf_x2,double@@实型变量x2变量值@,…
sf_x2,=5求积分值demo_sf_,media2024-04-18_cehgfbgh7vv1xx2kimage200,范例tcodereturndemo_sf_,…
media2024-03-20_wefcpvnqqtg5qgjaimage236,f>=0为随机变量sf_f,:=3n2:=5sf_f,076738code参考refsf_normal,refsf_t,refsf_x2ref,…
media2024-03-20_wefcpvnqqtg5qgjaimage232,02n为自由度sf_t,25n:=10sf_t,098428code参考refsf_normal,refsf_x2,refsf_fref,…
media2024-03-20_wefcpvnqqtg5qgjaimage231,2为随机变量的标准差sf_normal,:=0d:=1sf_normal,05code参考refsf_t,refsf_x2,refsf_fref,…
trtderfcinvtdtdsf_gamma,tdsf_gammaln,tdsf_beta,trtrtdsf_incompletegamma,tdsf_gammainvtd,sf_errortd,sf_integerbessel_,tdtrtrtdsf_integerbessel_,tinvtdtdsf_x2tdtd,…
se_gauss_,1647115471demo_se_,范例tcodereturndemo_sf_,media2024-04-18_cehgfbgh7vv1xx2kimage201,…
函数返回分布函数值sf_normcdf,05*erfc-x2设随机变量,01-4returnsf_normcdf,media2024-03-20_wefcpvnqqtg5qgjaimage238,ref分布函数refrefsf_normpdf,refsf_norminv,…
置信度--概率水平sf_normal3,水平范例tcodereturnsf_normal3,…
累积标准正态分布等同于sf_normcdf,01sf_normal2,值范例tcodereturnsf_normal2,…