How to use Standard Deviation and other Statistics on the Casio fx-115 ES Plus Calculator

[@richardbailey2001]

Brilliantly done, so clear and precise, easy to understand, need a little help here , seeing the answer 100 under sum Ex of data set, how can I write this equation, so I can learn how Ex works... ?

[@LuisBeltran-sp6zi]

just what I needed. fool proof! : ) thank you for sharing!

[@HDCalcs]

You're very welcome! I'm glad to hear this was helpful!

[@myfotos07]

Thank you so much

[@malkadionisia2351]

ty!!

[@HDCalcs]

You're very welcome!

[@myfotos07]

Spür useful video

[@Creeder991]

Thank you so much for this

[@HDCalcs]

You're very welcome!

[@JorgeRodriguez-h9i]

Very useful

[@Lindalouise333]

😮