TINV returns inverse cumulative function of the student distribution
x = tinv(p,v);
Computes the quantile (inverse of the CDF) of a the student
cumulative distribution with mean m and standard deviation s
p,v must be matrices of same size, or any one can be a scalar.
see also: TPDF, TCDF, NORMPDF, NORMCDF, NORMINV
Package: nan