HP 30b: Bug in Student function?

11082014, 05:54 PM
Post: #1




HP 30b: Bug in Student function?
The probability function Student for 5 degrees of freedom & a tscore of 1.677 occasionally returns a false value of 0.869 & then, on somehow reentering the input differently(?) occasionally returns a correct value of 0.9228.
I'm quite bemused by this erracity. 

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