Calculates confidence intervals based upon a parametric distribution.
Arguments
- point
 The point estimate.
- se
 The standard error of the point estimate. If using a non-"normal" distribution this should be set to 1.
- alpha
 The type 1 error rate, should be a value between 0 and 1.
- alternative
 a character string specifying the alternative hypothesis, must be one of "two.sided" (default), "greater" or "less".
- qfun
 The quantile function for the assumed distribution i.e.
qnorm.- pfun
 The CDF function for the assumed distribution i.e.
pnorm.- ...
 additional arguments passed on
qfunandpfuni.e.df = 102.
