Inverse Normal Distribution Calculations for TI-83 & TI-84

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Inverse normal distribution calculations using a TI-83 or TI-84 graphing calculator.

More free statistics resources, including our free intro statistics textbooks are at

Closed captions: created by Frank Marfai at Phoenix College.
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You just saved my life. My teacher and friends made this seem so difficult, but it is the easiest sh*t ever thanks to you!

oklol
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Correct me if I am wrong, but I believe if the mean and standard deviation are known and entered we don't get back a z-score

alexandershapiro
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thank screw those probability tables!!!!

miguelbarajas
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why is the answer negative for question 3?

okami