Casio Classwiz fx-991EX Binomial Distribution

This video will show you how to find binomial distribution probability values and cumulative distribution values on the Casio Classwiz fx-991EX.

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[orrinday]

What if you wanted to calculate X>7

[amoghguragai]

You know you can use the option button to go back 😊

[rebeccapagano]

But it doesn’t give me the right answer
For example i want P(X=49) when X is Bin (80, 0.5) and it says 0.0118.. but the answer is 0.024 (0.5)^49*(0.5)^31*bin(80, 49)