HP 30b: Bug in Student function?

[Gerald H]

(11-12-2014 07:29 AM)kakima Wrote:  It's even worse. I seem to be getting similar results with the chi-square distribution.

I'm too depressed right now to try experimenting with the F distribution.

Yes, I confirm problem with Chi squared:

For D of F 5 & Chi squared value of 1.677 I get 1.08..... & after then spinning the stack down 4 times an "ER: Invalid Input Chi^2" notice.