Tested on a Ti 89 Titanium
It may work on Ti-Nspire (not tested)

Requires the package "Statistics with List Editor" installed by default on all recent Ti 89 Titanium calculators

The two files describe the two functions to store in the calculator
cpmidq : required by the cpmidp function

cpmidp(x,n,c) is the core function

x=number of successes
n=number of trials
c=confidence level

Example (in the HOME screen)

cpmidp(3,100,0.95)

Returns {.007687    .079455}

It is the 95% Clopper-Pearson mid-P confidence interval of a proportion equal to 3/100

License : Creative Commons CC0
