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Trying to calculate the first and third quartile with my casio fx-991EX but I'm not getting accurate results, any help? The correct quartiles are: Q1= 2.75 , Q3= 7.25 : r/calculators
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![How to set up Casio fx-991EX Classwiz Calculator Settings [SAT, A Level, Engineering, B Sc 2022] - YouTube](https://i.ytimg.com/vi/9AKronG-76k/maxresdefault.jpg "How to set up Casio fx-991EX Classwiz Calculator Settings [SAT, A Level, Engineering, B Sc 2022] - YouTube")
How to set up Casio fx-991EX Classwiz Calculator Settings [SAT, A Level, Engineering, B Sc 2022] - YouTube
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