Mean, Variance and Standard Deviation (little typo)

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Sum of (X - X bar) = 263.8, not 266.8 ~~~ Sorry ~~~
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[@darkcoder3012]

Thanks

[@helpyourmathstat]

You are very welcome!

[@UpDulzi]

Thank you. This was soo helpful!

[@helpyourmathstat]

Glad it was helpful!

[@jennas6236]

each time i keep adding up column (x-x)2 i keep getting 263.8 as my total what am i doing wrong ?

[@helpyourmathstat]

You did correct! Thank you!

[@khokhot9483]

thank you

[@helpyourmathstat]

You are welcome!

[@ALoneWolf85]

the root of 667 came 25.83. Am I doing it wrong way?