How to solve ncdf(X, 0.76, 83, 1E99) = 0.15 (RESOLVED)

[Dieter]

(04-27-2015 05:02 PM)CR Haeger Wrote:  Thanks Stephen for the new function.

It seems you can also use solve in CAS for this:

solve((normald_cdf(83,0.76,x)) = 0.15,x)
{82.212310624}

Hmmm... does the Prime really have no quantile functions that give a direct result?
Here's how you do it on a 34s:

83 STO J   0,76 STO K
0,15 Norml^–1 => 82,21231062398472

Dieter